{"id":999979683,"date":"2026-01-13T10:53:40","date_gmt":"2026-01-13T03:53:40","guid":{"rendered":"https:\/\/bizzi.vn\/?p=999979683"},"modified":"2026-06-09T13:51:57","modified_gmt":"2026-06-09T06:51:57","slug":"common-errors-on-invoices","status":"publish","type":"post","link":"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/","title":{"rendered":"Common errors in electronic invoices and how to handle them according to the latest regulations."},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Invoice errors are mistakes that occur during the process of creating, issuing, receiving, and declaring invoices, resulting in invoices that do not comply with tax laws and electronic invoicing regulations. These errors can stem from: Technical errors (incorrect information entry, system issues), Operational errors (misunderstanding regulations, weak control procedures), and Risks from partners (risky suppliers, businesses absconding, illegal invoices).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This article by Bizzi will analyze common invoice error risks and how to prevent and handle them correctly according to legal regulations.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Index<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Sai_sot_tren_hoa_don_la_gi_va_vi_sao_doanh_nghiep_can_quan_tam_hon_bao_gio_het\" >What are invoice errors and why should businesses be more concerned than ever?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Cac_sai_sot_pho_bien\" >Common mistakes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Vi_sao_doanh_nghiep_can_quan_tam_hon_bao_gio_het\" >Why do businesses need to pay attention more than ever?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Sai_sot_hoa_don_hien_nay_duoc_phap_luat_quy_dinh_va_dieu_chinh_theo_nhung_van_ban_nao\" >What laws and regulations currently govern invoice errors?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#1_Luat_Quan_ly_thue\" >1. Tax Administration Law<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#2_Nghi_dinh_ve_hoa_don_dien_tu\" >2. Decree on electronic invoices<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#3_Thong_tu_huong_dan\" >3. Circular providing guidance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#4_Van_ban_xu_phat_vi_pham_hanh_chinh\" >4. Administrative penalty document<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Cac_loai_sai_sot_thuong_gap_tren_hoa_don_duoc_phan_loai_nhu_the_nao\" >How are common invoice errors categorized?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#1_Sai_sot_thong_tin_tren_hoa_don\" >1. Incorrect information on the invoice.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#2_Sai_sot_ve_gia_tri_va_nghia_vu_thue\" >2. Errors regarding value and tax obligations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#3_Sai_sot_ve_ky_thuat_thoi_diem_va_quan_ly_hoa_don\" >3. Errors in the technical aspects, timing, and management of invoices.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Sai_sot_thuong_gap_tren_hoa_don_tac_dong_the_nao_den_ke_khai_chi_phi_va_rui_ro_thue_cua_doanh_nghiep\" >How do common invoice errors impact a business&#039;s tax declarations, expenses, and tax risks?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#1_Tac_dong_den_ke_khai_thue\" >1. Impact on tax filing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#2_Tac_dong_den_chi_phi_duoc_tru\" >2. Impact on deductible expenses<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#3_Tac_dong_den_rui_ro_thue_va_thanh_tra\" >3. Impact on tax and audit risks<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Doanh_nghiep_bi_xu_phat_nhu_the_nao_khi_gap_rui_ro_sai_sot_hoa_don_theo_quy_dinh_moi\" >What penalties will businesses face if they encounter invoice errors under the new regulations?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Vi_pham_noi_dung_%E2%80%93_sai_sot_thong_tin_hoa_don\" >Content violation \u2013 invoice information error<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Vi_pham_thoi_diem_lap_hoa_don\" >Violation of invoice timing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Cham_nop_bao_cao_gui_du_lieu_hoa_don\" >Late submission of reports, late sending of invoice data.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Cac_vi_pham_khac_co_the_bi_xu_phat\" >Other violations may be subject to penalties.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Trong_thuc_te_sai_sot_thuong_gap_tren_hoa_don_duoc_chia_theo_muc_rui_ro_LowMediumHigh_nhu_the_nao\" >In practice, how are common invoice errors categorized by risk level (Low\/Medium\/High)?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Low_Risk_%E2%80%93_Rui_ro_thap\" >Low Risk<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Medium_Risk_%E2%80%93_Rui_ro_trung_binh\" >Medium Risk<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#High_Risk_%E2%80%93_Rui_ro_cao\" >High Risk<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Xu_ly_hoa_don_sai_sot_CHUA_gui_cho_nguoi_mua_da_cap_ma_CQT_nhu_the_nao\" >How to handle erroneous invoices that have NOT yet been sent to the buyer (but have already been assigned a tax authority code)?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Cach_xu_ly_dung_quy_dinh\" >The correct way to handle it according to regulations.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Luu_y_quan_trong\" >Important Note<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Xu_ly_rui_ro_sai_sot_hoa_don_da_gui_cho_nguoi_mua\" >Handling the risk of errors in invoices already sent to buyers.<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Chi_sai_tendia_chi_nguoi_mua_khong_sai_MST_so_tien_thue_suat\" >Only the buyer&#039;s name\/address is incorrect; the tax identification number, amount, and tax rate are correct.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Sai_MST_so_tien_thue_suat_hang_hoadich_vu\" >Incorrect Tax Identification Number (TIN), amount, tax rate, goods\/services<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Truong_hop_co_quan_thue_phat_hien_rui_ro_sai_sot_hoa_don\" >In the event that the tax authorities discover a risk of invoice errors,<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Cach_ghi_thong_tin_tren_hoa_don_dieu_chinh_nhu_the_nao_de_khong_sai_lan_2\" >How to properly fill out an adjustment invoice to avoid making the same mistake twice?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Ghi_ro_thong_tin_hoa_don_goc\" >Clearly state the original invoice information.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Chi_ghi_phan_chenh_lech_can_dieu_chinh\" >Only record the difference that needs adjustment.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Dieu_chinh_dung_noi_dung_duoc_phep\" >Adjust the content to what is permitted.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Ke_khai_thue_dung_cach\" >Filing taxes correctly<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Neu_hoa_don_dieu_chinhthay_the_van_bi_sai_thi_co_duoc_dieu_chinh_tiep_khong\" >If the adjusted\/replacement invoice is still incorrect, can it be adjusted again?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Doanh_nghiep_luu_y_gi_ve_sai_sot_thuong_gap_tren_hoa_don_ke_khai_thue_va_luu_tru_hoa_don_dien_tu\" >What should businesses be aware of regarding common errors in invoices, tax declarations, and electronic invoice storage?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Thong_bao_rui_ro_sai_sot_hoa_don\" >Notification of invoice error risks<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Ke_khai_thue\" >Tax declaration<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Luu_tru_hoa_don_dien_tu\" >Electronic invoice storage<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Doanh_nghiep_nen_kiem_tra_nhung_gi_de_tranh_nhan_rui_ro_sai_sot_hoa_don_dau_vao\" >What should businesses check to avoid the risk of errors in input invoices?\u00a0<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Kiem_tra_tinh_trang_phap_ly_nha_cung_cap\" >Check the legal status of the supplier.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Kiem_tra_tinh_hop_le_cua_hoa_don\" >Verify the validity of the invoice.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Kiem_tra_noi_dung_giao_dich\" >Check the transaction details.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-47\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Kiem_tra_chung_tu_di_kem\" >Check the accompanying documents.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-48\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Kiem_tra_dau_hieu_bat_thuong\" >Check for signs of abnormalities.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-49\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Doanh_nghiep_co_the_phong_ngua_rui_ro_sai_sot_hoa_don_noi_bo_bang_cach_nao\" >How can businesses prevent the risk of internal invoice errors?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-50\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Truoc_khi_lap_hoa_don\" >Before issuing an invoice<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-51\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Khi_lap_phat_hanh_hoa_don\" >When creating and issuing invoices<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-52\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Truoc_khi_gui_nguoi_mua\" >Before sending to the buyer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-53\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Khi_ke_khai_thue\" >When filing taxes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-54\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Luu_tru_kiem_soat\" >Storage &amp; Control<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-55\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Giai_phap_cong_nghe_nao_giup_phat_hien_va_ngan_sai_sot_hoa_don_tu_dong_Bizzi_can_thiep_o_dau_trong_quy_trinh_nay\" >What technological solutions help detect and prevent invoice errors automatically? Where does Bizzi intervene in this process?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-56\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#1_Kiem_soat_sai_sot_hoa_don_ngay_tu_dau_vao_Input_control\" >1. Control invoice errors right from the input stage (Input control)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-57\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#2_Ngan_sai_sot_nghiep_vu_bang_doi_soat_du_lieu_Substance_check\" >2. Prevent business errors through data verification (Substance check)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-58\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#3_Canh_bao_som_rui_ro_sai_sot_hoa_don_thay_vi_phat_hien_muon\" >3. Early warning of invoice errors instead of late detection.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-59\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#4_Chuan_hoa_luu_tru_va_phuc_vu_giai_trinh_thue\" >4. Standardize tax filing and explanation services.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-60\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#5_Giam_sai_sot_lap_lai_bang_chuan_hoa_quy_trinh_khong_phu_thuoc_con_nguoi\" >5. Reduce recurring errors by standardizing processes, eliminating reliance on human error.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-61\" href=\"https:\/\/bizzi.vn\/en\/common-errors-on-invoices\/#Ket_luan\" >Conclude<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Sai_sot_tren_hoa_don_la_gi_va_vi_sao_doanh_nghiep_can_quan_tam_hon_bao_gio_het\"><\/span><b>What are invoice errors and why should businesses be more concerned than ever?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Invoice errors are mistakes that occur during the process of creating, issuing, receiving, or declaring invoices, resulting in invoices that do not comply with tax laws and regulations regarding electronic invoices. These errors can stem from internal operations, technical systems, or from the risk provider.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cac_sai_sot_pho_bien\"><\/span><b>Common mistakes<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect business information, tax identification number, invoice date.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect product description, unit price, and tax rate.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect declaration period, duplicate declaration, or declaration that does not meet the eligibility requirements for deduction.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Receive <a href=\"https:\/\/bizzi.vn\/hoa-don-rui-ro-la-gi\/\">risk invoice<\/a> from businesses that have absconded or ceased operations.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Vi_sao_doanh_nghiep_can_quan_tam_hon_bao_gio_het\"><\/span><b>Why do businesses need to pay attention more than ever?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">In context <\/span><b>Electronic invoice management is becoming increasingly stringent.<\/b><span style=\"font-weight: 400;\">Even small mistakes can lead to:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">VAT not deductible<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Expenses disallowed during tax settlement<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Subject to penalties, tax arrears, and placed in the high-risk category.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Invoice errors are no longer isolated operational mistakes, but have become a widespread issue. <\/span><b>financial risk and compliance risk<\/b><span style=\"font-weight: 400;\"> which businesses need <\/span><b>Proactive control from an early stage<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Sai_sot_hoa_don_hien_nay_duoc_phap_luat_quy_dinh_va_dieu_chinh_theo_nhung_van_ban_nao\"><\/span><b>What laws and regulations currently govern invoice errors?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Currently, errors on invoices are primarily regulated by the following legal documents in Vietnam:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Luat_Quan_ly_thue\"><\/span><strong>1. Tax Administration Law<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Law on Tax Administration No. 38\/2019\/QH14<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\"> As the highest legal framework, it regulates the principles of invoice management and use, the responsibilities of taxpayers, and penalties for invoice-related violations.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2_Nghi_dinh_ve_hoa_don_dien_tu\"><\/span><strong>2. Decree on electronic invoices<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Decree 123\/2020\/ND-CP<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\"> Detailed regulations on the creation, issuance, and use of, <a href=\"https:\/\/bizzi.vn\/huong-dan-dieu-chinh-hoa-don-dien-tu-sai-noi-dung\/\">Correcting incorrect electronic invoices<\/a>Replacing and correcting errors in electronic invoices.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3_Thong_tu_huong_dan\"><\/span><strong>3. Circular providing guidance<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Circular 78\/2021\/TT-BTC<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\"> Specific guidance on the implementation of electronic invoices according to Decree 123, including:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Cases of invoice errors<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">How to handle adjustments and replacements. <a href=\"https:\/\/bizzi.vn\/huong-dan-cu-the-thu-tuc-huy-hoa-don-dien-tu-theo-dung-quy-dinh\/\">cancel electronic invoice<\/a><\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"4_Van_ban_xu_phat_vi_pham_hanh_chinh\"><\/span><strong>4. Administrative penalty document<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Decree 125\/2020\/ND-CP<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\"> The regulations stipulate penalties for errors and violations related to invoices and taxes, ranging from administrative offenses to the use of illegal invoices.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Invoice errors are not handled by a single document, but are subject to simultaneous regulation by Laws, Decrees, Circulars, and penalties, forcing businesses to understand and tightly control them from the outset.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_loai_sai_sot_thuong_gap_tren_hoa_don_duoc_phan_loai_nhu_the_nao\"><\/span><b>How are common invoice errors categorized?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">In reality, errors on invoices can be... <\/span><b>classified into 3 main groups<\/b><span style=\"font-weight: 400;\">based on the nature of the error and the extent to which it affects tax obligations.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Sai_sot_thong_tin_tren_hoa_don\"><\/span><b>1. Incorrect information on the invoice.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">These are errors related to <\/span><b>Identification information and basic content of the invoice<\/b><span style=\"font-weight: 400;\">, include:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect business name, tax identification number, and address.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect buyer\/seller information<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect product\/service name, unit of measurement<\/span><\/li>\n<\/ul>\n<p><b>Impact:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">This makes comparison and verification difficult.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">An adjustment or replacement invoice may be required.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">In serious cases, administrative penalties may be imposed.<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_999979684\" aria-describedby=\"caption-attachment-999979684\" style=\"width: 642px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-999979684 size-full\" src=\"https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/sai-sot-thuong-gap-tren-hoa-don.jpg\" alt=\"Common errors on invoices\" width=\"642\" height=\"618\" title=\"\" srcset=\"https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/sai-sot-thuong-gap-tren-hoa-don.jpg 642w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/sai-sot-thuong-gap-tren-hoa-don-300x289.jpg 300w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/sai-sot-thuong-gap-tren-hoa-don-12x12.jpg 12w\" sizes=\"(max-width: 642px) 100vw, 642px\" \/><figcaption id=\"caption-attachment-999979684\" class=\"wp-caption-text\">Invoice errors are mistakes related to the identification information and basic content of the invoice.<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"2_Sai_sot_ve_gia_tri_va_nghia_vu_thue\"><\/span><b>2. Errors regarding value and tax obligations<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">These are the affecting errors. <\/span><b>directly related to the amount and tax liability payable.<\/b><span style=\"font-weight: 400;\">, like:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect quantity, unit price, or total amount.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Applying the wrong VAT rate.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect calculation of tax and total payment amount.<\/span><\/li>\n<\/ul>\n<p><b>Impact:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">VAT not deductible<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Subject to back taxes and late payment penalties.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is a group of errors. <\/span><b>high risk<\/b><span style=\"font-weight: 400;\">, which are often closely scrutinized by the tax authorities.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3_Sai_sot_ve_ky_thuat_thoi_diem_va_quan_ly_hoa_don\"><\/span><b>3. Errors in the technical aspects, timing, and management of invoices.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Arose during <\/span><b>Invoice creation, issuance, and management process<\/b><span style=\"font-weight: 400;\">, include:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Issuing invoices at the wrong time according to regulations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect declaration period, duplicate invoice declaration.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">System errors, digital signatures, slow or incorrect data transmission.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Inadequate invoice management and failure to properly archive invoices.<\/span><\/li>\n<\/ul>\n<p><b>Impact:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Increased risk of violating regulations on electronic invoices.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Easily subject to risk warnings and tax audits\/inspections.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Impact on business transparency and reputation.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Clearly categorizing these three types of errors helps businesses. <\/span><b>accurately assess the level of risk.<\/b><span style=\"font-weight: 400;\">, select <\/span><b>appropriate handling<\/b><span style=\"font-weight: 400;\"> and <\/span><b>build a more effective invoice control system.<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Sai_sot_thuong_gap_tren_hoa_don_tac_dong_the_nao_den_ke_khai_chi_phi_va_rui_ro_thue_cua_doanh_nghiep\"><\/span><b>How do common invoice errors impact a business&#039;s tax declarations, expenses, and tax risks?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Errors on invoices are not just isolated operational mistakes; they directly affect tax declarations, deductible expenses, and the level of tax risk for businesses.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Tac_dong_den_ke_khai_thue\"><\/span><b>1. Impact on tax filing<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invoices containing incorrect information, wrong values, or issued at the wrong time may not be eligible for valid declaration.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Businesses have to make adjustments and submit supplementary declarations, increasing their workload and the risk of further errors.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invalid invoice declarations may result in penalties and late payment fees.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2_Tac_dong_den_chi_phi_duoc_tru\"><\/span><b>2. Impact on deductible expenses<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect invoices are easily disqualified from deductible expenses when settling corporate income tax.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Particularly with input invoices from risky suppliers, even if a transaction is actual, the cost may not be accepted.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">This increases taxable income and the amount of tax payable.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3_Tac_dong_den_rui_ro_thue_va_thanh_tra\"><\/span><b>3. Impact on tax and audit risks<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\">Businesses with a high number of erroneous invoices will be assessed as high-risk in the tax authority&#039;s management system.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">They are easily subject to frequent inspections and audits, which can prolong the process and disrupt operations.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Accumulated risk can impact a business&#039;s reputation, cash flow, and scalability.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">In summary, every common invoice error has a \u201chidden cost,\u201d not only in terms of fines but also long-term tax risks. Therefore, businesses need to control errors from the outset, rather than reacting passively when the tax authorities have already intervened.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Doanh_nghiep_bi_xu_phat_nhu_the_nao_khi_gap_rui_ro_sai_sot_hoa_don_theo_quy_dinh_moi\"><\/span><b>What penalties will businesses face if they encounter invoice errors under the new regulations?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Administrative penalties related to invoice errors are mainly regulated by Decree 125\/2020\/ND-CP and are currently being amended and supplemented by Decree 310\/2025\/ND-CP (effective from...). <\/span><i><span style=\"font-weight: 400;\">January 16, 2026<\/span><\/i><span style=\"font-weight: 400;\">) with increased penalties and a clearer calculation method for each invoice category.<\/span><a href=\"https:\/\/www.ey.com\/en_vn\/technical\/tax\/tax-and-law-updates\/amendments-on-administrative-penalties-related-to-taxation-and-invoicing?utm_source=chatgpt.com\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"font-weight: 400;\">\u00a0<\/span><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Vi_pham_noi_dung_%E2%80%93_sai_sot_thong_tin_hoa_don\"><\/span><b>Content violation \u2013 invoice information error<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><b>Examples of errors:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect name, tax identification number, address, or buyer\/seller information;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The content, quantity, unit price, and import tax rate are incorrect.<\/span><a href=\"https:\/\/news.laodong.vn\/kinh-doanh\/siet-chat-xu-phat-thue-hoa-don-ho-kinh-doanh-se-bi-phat-nang-neu-khong-tuan-thu-1623573.ldo?utm_source=chatgpt.com\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"font-weight: 400;\">\u00a0<\/span><\/a><\/li>\n<\/ul>\n<p><b>Penalties (according to Decree 125):<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>3-5 million VND<\/b><span style=\"font-weight: 400;\"> If it is incorrect but does not cause a delay in tax payment;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>4-8 million VND<\/b><span style=\"font-weight: 400;\"> If the invoice issued is incorrect according to regulations.<\/span><a href=\"https:\/\/vanbanphapluat.co\/decree-125-2020-nd-cp-regulating-administrative-penalties-for-tax-or-invoice-related-violations?utm_source=chatgpt.com\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"font-weight: 400;\">\u00a0<\/span><\/a><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Note: If the invoice is adjusted promptly and correctly, it may be possible. <\/span><b>not penalized<\/b><span style=\"font-weight: 400;\"> in some cases.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Vi_pham_thoi_diem_lap_hoa_don\"><\/span><b>Violation of invoice timing<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">According to the new regulations (Decree 310\/2025): Instead of fines <\/span><i><span style=\"font-weight: 400;\">Each invoice has a fixed amount.<\/span><\/i><span style=\"font-weight: 400;\">The penalty will depend on the number of invoices involved in the same violation.<\/span><a href=\"https:\/\/vietanlaw.com\/penalty-for-tax-and-invoice-violation-under-decree-310-2025\/?utm_source=chatgpt.com\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"font-weight: 400;\">\u00a0<\/span><\/a><\/p>\n<table style=\"height: 408px; width: 26.1796%; border-color: #000000;\" border=\"1\">\n<tbody>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px; width: 32.021%;\"><b>Incorrect invoice number<\/b><\/td>\n<td style=\"height: 55px; width: 66.4042%;\"><b>Applicable penalty levels (for organizations)<\/b><\/td>\n<\/tr>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px; width: 32.021%;\"><span style=\"font-weight: 400;\">1 invoice<\/span><\/td>\n<td style=\"height: 55px; width: 66.4042%;\"><span style=\"font-weight: 400;\">Warning<\/span><\/td>\n<\/tr>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px; width: 32.021%;\"><span style=\"font-weight: 400;\">2\u2013&lt;10<\/span><\/td>\n<td style=\"height: 55px; width: 66.4042%;\"><span style=\"font-weight: 400;\">~0.5 \u2013 1.5 million<\/span><\/td>\n<\/tr>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px; width: 32.021%;\"><span style=\"font-weight: 400;\">10\u2013&lt;20<\/span><\/td>\n<td style=\"height: 55px; width: 66.4042%;\"><span style=\"font-weight: 400;\">~2 \u2013 5 million<\/span><\/td>\n<\/tr>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px; width: 32.021%;\"><span style=\"font-weight: 400;\">20\u2013&lt;50<\/span><\/td>\n<td style=\"height: 55px; width: 66.4042%;\"><span style=\"font-weight: 400;\">~5 \u2013 15 million<\/span><\/td>\n<\/tr>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px; width: 32.021%;\"><span style=\"font-weight: 400;\">50\u2013&lt;100<\/span><\/td>\n<td style=\"height: 55px; width: 66.4042%;\"><span style=\"font-weight: 400;\">~15 \u2013 30 million<\/span><\/td>\n<\/tr>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px; width: 32.021%;\"><span style=\"font-weight: 400;\">\u2265100<\/span><\/td>\n<td style=\"height: 55px; width: 66.4042%;\"><span style=\"font-weight: 400;\">~30 \u2013 70 million<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\"> This is the new penalty rate, effective from... <\/span><b>January 16, 2026<\/b><span style=\"font-weight: 400;\">This replaces the old regulation which stipulated a fine of only 3-8 million for issuing documents at the wrong time. [The text then abruptly changes to:] <\/span><i><span style=\"font-weight: 400;\">Failure to issue invoices upon sale\/invoices issued at the wrong time.<\/span><\/i><span style=\"font-weight: 400;\"> bag <\/span><i><span style=\"font-weight: 400;\">identified as a separate violation<\/span><\/i><span style=\"font-weight: 400;\"> and carries a larger penalty.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cham_nop_bao_cao_gui_du_lieu_hoa_don\"><\/span><b>Late submission of reports, late sending of invoice data.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Error on the data transfer side. <\/span><b>Electronic invoice<\/b><span style=\"font-weight: 400;\"> Even going to the tax office resulted in penalties:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>2-5 million<\/b><span style=\"font-weight: 400;\"> If delivery is delayed by 1\u20135 days;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>5-8 million<\/b><span style=\"font-weight: 400;\"> if delayed by 6\u201310 days;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>10 \u2013 20 million<\/b><span style=\"font-weight: 400;\"> If it is delayed by \u226511 days or not sent at all.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">This is especially important for electronic e-invoice systems.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cac_vi_pham_khac_co_the_bi_xu_phat\"><\/span><b>Other violations may be subject to penalties.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<table style=\"height: 268px; width: 37.5232%; border-color: #000000;\" border=\"1\">\n<tbody>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px;\"><b>Behavior<\/b><\/td>\n<td style=\"height: 55px;\"><b>Penalty amount<\/b><\/td>\n<\/tr>\n<tr style=\"height: 79px;\">\n<td style=\"height: 79px;\"><span style=\"font-weight: 400;\">Use <\/span><b>illegal\/fake invoices<\/b><\/td>\n<td style=\"height: 79px;\"><b>20 \u2013 50 million<\/b><span style=\"font-weight: 400;\"> and request cancellation<\/span><\/td>\n<\/tr>\n<tr style=\"height: 79px;\">\n<td style=\"height: 79px;\"><span style=\"font-weight: 400;\">Failure to report and submit invoices on time.<\/span><\/td>\n<td style=\"height: 79px;\"><span style=\"font-weight: 400;\">~1 \u2013 16 million<\/span><\/td>\n<\/tr>\n<tr style=\"height: 55px;\">\n<td style=\"height: 55px;\"><span style=\"font-weight: 400;\">Selling\/legalizing unissued invoices<\/span><\/td>\n<td style=\"height: 55px;\"><span style=\"font-weight: 400;\">~15 \u2013 50 million<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Trong_thuc_te_sai_sot_thuong_gap_tren_hoa_don_duoc_chia_theo_muc_rui_ro_LowMediumHigh_nhu_the_nao\"><\/span><b>In practice, how are common invoice errors categorized by risk level (Low\/Medium\/High)?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Below is how invoice errors are classified according to risk levels (Low \/ Medium \/ High) in practice, based on how tax authorities assess risk, the impact on tax obligations, and the likelihood of an audit:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Low_Risk_%E2%80%93_Rui_ro_thap\"><\/span><b>Low Risk<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Characteristic:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The error is of a formal or technical nature.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">This does not change tax obligations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Easy to detect, easy to adjust.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">For example:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Misspelled buyer&#039;s name<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect address but correct tax identification number<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Lack of non-essential information<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Display errors, system formatting errors<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Risk assessment: Usually only an invoice adjustment\/replacement is needed, with little or no penalty if handled promptly.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Medium_Risk_%E2%80%93_Rui_ro_trung_binh\"><\/span><b>Medium Risk<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Characteristic:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Impact on declaration and accounting<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">There is potential for misrepresentation of expenses or taxes, but no evidence of fraud.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">You need to provide an explanation when being inspected.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">For example:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invoiced at the wrong time.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect declaration period, duplicate invoice declaration.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect unit price and quantity, but have been adjusted.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Delayed submission of invoice data to the tax authorities.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Risk assessment: Administrative penalties and increased risk score may occur with repeated offenses.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"High_Risk_%E2%80%93_Rui_ro_cao\"><\/span><b>High Risk<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Characteristic:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">This directly affects tax obligations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">There are indications of serious violations or fraud.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Easily subject to inspection and tax recovery.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">For example:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">No invoices are issued when selling goods\/services.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Using illegal invoices<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Inflating expenses and inflating invoice values.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Received invoices from businesses that have absconded or ceased operations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect tax rate results in a reduction of the amount of tax payable.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Risk assessment: Potential consequences include tax arrears, heavy fines, increased frequency of inspections, and even referral of the case to the investigative agency.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Xu_ly_hoa_don_sai_sot_CHUA_gui_cho_nguoi_mua_da_cap_ma_CQT_nhu_the_nao\"><\/span><b>How to handle erroneous invoices that have NOT yet been sent to the buyer (but have already been assigned a tax authority code)?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Below is how to handle erroneous invoices that HAVE NOT YET been sent to the buyer but HAVE ALREADY been assigned a code by the Tax Authority, according to Decree 123\/2020\/ND-CP and Circular 78\/2021\/TT-BTC:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Principle<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invoices that have been assigned a tax authority code cannot be deleted\/cancelled directly.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Since it hasn&#039;t been sent to the buyer yet, there&#039;s no need to create a record with the buyer.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Cach_xu_ly_dung_quy_dinh\"><\/span><b>The correct way to handle it according to regulations.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Issue a new invoice to replace the erroneous one.<\/span><\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Create a new electronic invoice (with correct information).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">On the new invoice, clearly state:\u00a0 <\/span><i><span style=\"font-weight: 400;\">&quot;This invoice replaces invoice number ..., symbol ..., dated ...&quot;<\/span><\/i><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Submit the new invoice to the tax authority for code issuance.<\/span><\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<ul>\n<li aria-level=\"1\"><span style=\"font-weight: 400;\">The old (incorrect) invoice is recorded by the system as having been replaced and cannot be used for declaration purposes.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Luu_y_quan_trong\"><\/span><b>Important Note<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0No adjustment invoice will be issued in this case.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0Do not issue incorrect invoices.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Only declare valid replacement invoices.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If detected and addressed before the tax filing deadline, there are usually no penalties.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Xu_ly_rui_ro_sai_sot_hoa_don_da_gui_cho_nguoi_mua\"><\/span><b>Handling the risk of errors in invoices already sent to buyers.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Below is <\/span><b>How to handle the risk of errors in invoices ALREADY sent to the buyer.<\/b><span style=\"font-weight: 400;\">, categorized by <\/span><b>each specific case<\/b><span style=\"font-weight: 400;\">, exactly as <\/span><b>Decree 123\/2020\/ND-CP<\/b><span style=\"font-weight: 400;\"> and <\/span><b>Circular 78\/2021\/TT-BTC<\/b><span style=\"font-weight: 400;\">:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Chi_sai_tendia_chi_nguoi_mua_khong_sai_MST_so_tien_thue_suat\"><\/span><b>Only the buyer&#039;s name\/address is incorrect; the tax identification number, amount, and tax rate are correct.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">How to handle it:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">No adjustment invoice issued.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">No replacement invoice will be issued.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The seller notifies the buyer about the error.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Important Note:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Both parties can still file taxes as usual based on the invoices already issued.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">This is considered a non-material error in information and does not affect tax obligations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">No penalties are usually imposed if there is no evidence of fraud.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">In this case, only the explanatory document needs to be kept on file; no new invoice transaction will be generated.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Sai_MST_so_tien_thue_suat_hang_hoadich_vu\"><\/span><b>Incorrect Tax Identification Number (TIN), amount, tax rate, goods\/services<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">General principle: It is MANDATORY to correct or replace erroneous invoices.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Issue an ADJUSTMENT invoice when:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect content (increase\/decrease in amount, tax)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The original transaction remains true to its nature.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The increase\/decrease difference needs to be reflected.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Instructions: &quot;Adjustment for invoice number\u2026, symbol\u2026, date\u2026&quot;<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Issue a REPLACEMENT invoice when:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Many important points are incorrect.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect Tax Identification Number (MST), incorrect for all goods\/services.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The invoice needs to be reissued with the correct invoice.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">How to write:<\/span><\/p>\n<p><span style=\"font-weight: 400;\">&quot;This invoice replaces invoice number\u2026, symbol\u2026, date\u2026&quot;<\/span><\/p>\n<p><span style=\"font-weight: 400;\">General notes for both methods:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invoices that have already been sent cannot be canceled.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Both parties declare the information based on the adjustment\/replacement invoice.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A written agreement regarding the discrepancies between the two parties may be necessary (this is recommended for a more thorough record).<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_999979685\" aria-describedby=\"caption-attachment-999979685\" style=\"width: 683px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-999979685 size-full\" src=\"https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/sai-sot-thuong-gap-tren-hoa-don-1.jpg\" alt=\"Common errors on invoices 1\" width=\"683\" height=\"765\" title=\"\" srcset=\"https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/sai-sot-thuong-gap-tren-hoa-don-1.jpg 683w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/sai-sot-thuong-gap-tren-hoa-don-1-268x300.jpg 268w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/sai-sot-thuong-gap-tren-hoa-don-1-11x12.jpg 11w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><figcaption id=\"caption-attachment-999979685\" class=\"wp-caption-text\">If the tax identification number (MST), amount, tax rate, or goods\/services are incorrect, the erroneous invoice MUST be corrected or replaced.<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Truong_hop_co_quan_thue_phat_hien_rui_ro_sai_sot_hoa_don\"><\/span><b>In the event that the tax authorities discover a risk of invoice errors,<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Mandatory handling method:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Businesses receive notifications from the tax authorities.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Issue an adjusted or replacement invoice to correct the error.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">File a supplementary tax return if the errors affect your tax liability.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Send a valid invoice back to the buyer.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Note the risks:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If the tax authorities discover the violation before the business handles it itself, there is a higher risk of administrative penalties.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If the error results in a reduction of tax liability, it may be subject to back taxes, penalties, and late payment fees.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cach_ghi_thong_tin_tren_hoa_don_dieu_chinh_nhu_the_nao_de_khong_sai_lan_2\"><\/span><b>How to properly fill out an adjustment invoice to avoid making the same mistake twice?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Below are instructions on how to properly fill out adjustment invoices, along with a practical checklist to avoid repeating mistakes, in accordance with Decree 123\/2020\/ND-CP and Circular 78\/2021\/TT-BTC:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ghi_ro_thong_tin_hoa_don_goc\"><\/span><b>Clearly state the original invoice information.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">It is MANDATORY to show the following in full:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Some bills<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invoice symbol<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Date of original invoice<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Standard recording method: <\/span><i><span style=\"font-weight: 400;\">&quot;Adjustment for invoice number ..., symbol ..., date ...&quot; <\/span><\/i><span style=\"font-weight: 400;\">If this information is missing, the adjustment invoice is invalid.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Chi_ghi_phan_chenh_lech_can_dieu_chinh\"><\/span><b>Only record the difference that needs adjustment.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Do not record the full value of the original invoice.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Only record the increase (+) or decrease (\u2013) adjustment amount.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">For example:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If the unit price is incorrect and missing 1,000,000 VND, record: Adjustment increased by 1,000,000 VND, corresponding VAT.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">For post-sale discounts, record a negative value (-).<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Recording the entire value \u21d2 can easily be misinterpreted as creating a new invoice, which is very prone to errors.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Dieu_chinh_dung_noi_dung_duoc_phep\"><\/span><b>Adjust the content to what is permitted.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Adjustment invoices are used for:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quantity<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Unit price<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Total amount<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tax rate \/ tax amount<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u00a0<\/span><b>Do not use adjustment invoices for the following errors.<\/b><span style=\"font-weight: 400;\">:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect buyer&#039;s tax identification number<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect for all goods\/services<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Too many important indicators are incorrect.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">These cases should <\/span><b>alternative billing<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ke_khai_thue_dung_cach\"><\/span><b>Filing taxes correctly<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Errors in the declaration process are the most frequently repeated mistakes, so it&#039;s crucial to understand them:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Do not resubmit original invoices.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Declaration <\/span><b>Adjustment invoice<\/b><span style=\"font-weight: 400;\"> during the adjustment period<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Buyer and seller declare <\/span><b>uniformity<\/b><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Neu_hoa_don_dieu_chinhthay_the_van_bi_sai_thi_co_duoc_dieu_chinh_tiep_khong\"><\/span><b>If the adjusted\/replacement invoice is still incorrect, can it be adjusted again?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Yes. Adjusted or replacement invoices, if still incorrect, will be processed further, but they must be handled correctly.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The principle in short:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">There is no limit to the number of adjustments\/replacements.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Always refer to the immediately preceding invoice (do not go back to the original invoice).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Choose the correct method based on the nature of the error.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Quick method:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The adjustment is still incorrect \u2192 make another adjustment, only recording the new difference.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If the replacement is still incorrect \u2192 create another replacement, clearly stating that it is replacing the most recent invoice.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Errors of a different nature occur \u2192 change the format (adjust \u2194 replace) accordingly.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Note: Repeated processing can easily attract scrutiny \u2192 a checklist is needed before release.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Doanh_nghiep_luu_y_gi_ve_sai_sot_thuong_gap_tren_hoa_don_ke_khai_thue_va_luu_tru_hoa_don_dien_tu\"><\/span><b>What should businesses be aware of regarding common errors in invoices, tax declarations, and electronic invoice storage?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Here are some brief key points businesses need to know regarding error reporting, tax filing, and electronic invoice archiving:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thong_bao_rui_ro_sai_sot_hoa_don\"><\/span><b>Notification of invoice error risks<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Only notify the tax authorities when requested.<\/b><span style=\"font-weight: 400;\"> or as required on a case-by-case basis; not every error requires notification.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">With invoice <\/span><b>sent to the buyer<\/b><span style=\"font-weight: 400;\">, so there should be <\/span><b>minutes\/exchange confirmation<\/b><span style=\"font-weight: 400;\"> to prepare the explanatory document.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The content of the notification must <\/span><b>perfectly matched<\/b><span style=\"font-weight: 400;\"> with an adjustment\/replacement invoice.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Ke_khai_thue\"><\/span><b>Tax declaration<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Do not resubmit original invoices.<\/b><span style=\"font-weight: 400;\"> That&#039;s wrong.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Declaration <\/span><b>Adjustment\/Replacement Invoice<\/b><span style=\"font-weight: 400;\"> in <\/span><b>Error handling period<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Seller and buyer <\/span><b>unified declaration<\/b><span style=\"font-weight: 400;\"> To avoid data discrepancies with the tax authorities.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If the error affects the amount of tax already declared \u2192 <\/span><b>supplementary declaration<\/b><span style=\"font-weight: 400;\"> In accordance with regulations.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Luu_tru_hoa_don_dien_tu\"><\/span><b>Electronic invoice storage<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Save <\/span><b>complete set of documents<\/b><span style=\"font-weight: 400;\">: Original invoice + adjustment\/replacement + minutes\/exchange + related documents.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ensure <\/span><b>data integrity<\/b><span style=\"font-weight: 400;\"> (XML file, digital signature, tax authority code).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Minimum storage period <\/span><b>10 years<\/b><span style=\"font-weight: 400;\"> as prescribed.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">There is a mechanism <\/span><b>Quick lookup and verification<\/b><span style=\"font-weight: 400;\"> when the tax authorities conduct an inspection.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Doanh_nghiep_nen_kiem_tra_nhung_gi_de_tranh_nhan_rui_ro_sai_sot_hoa_don_dau_vao\"><\/span><b>What should businesses check to avoid the risk of errors in input invoices?\u00a0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Businesses should check invoices as soon as they receive them, not wait until the tax filing period or until the tax authorities have issued a warning.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Kiem_tra_tinh_trang_phap_ly_nha_cung_cap\"><\/span><b>Check the legal status of the supplier.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">In progress <\/span><b>legal activities<\/b><span style=\"font-weight: 400;\"> (No fleeing, no cessation of activity)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Not on the high-risk list.<\/b><span style=\"font-weight: 400;\"> Announced by the tax authority\/police agency<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Registered business activities <\/span><b>Fit<\/b><span style=\"font-weight: 400;\"> with goods\/services on the invoice<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Kiem_tra_tinh_hop_le_cua_hoa_don\"><\/span><b>Verify the validity of the invoice.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Have <\/span><b>Tax code<\/b><span style=\"font-weight: 400;\">, valid digital signature<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Seller\/Buyer Information <\/span><b>correct and consistent<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Bill <\/span><b>set up at the right time<\/b><span style=\"font-weight: 400;\"> according to regulations<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Kiem_tra_noi_dung_giao_dich\"><\/span><b>Check the transaction details.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Goods\/services <\/span><b>did actually occur<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Invoice description <\/span><b>In accordance with the contract, quotation, and acceptance report.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Value, tax rate <\/span><b>Reasonable compared to the market.<\/b><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Kiem_tra_chung_tu_di_kem\"><\/span><b>Check the accompanying documents.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Contract, appendix<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Handover\/Acceptance Report<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Payment documents <\/span><b>cashless<\/b><span style=\"font-weight: 400;\"> (with invoices \u2265 20 million VND)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Missing supporting documents = <\/span><b>High risk during settlement.<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Kiem_tra_dau_hieu_bat_thuong\"><\/span><b>Check for signs of abnormalities.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Newly established supplier, constantly changing information.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Issuing invoices for large quantities in a short period of time.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Unusually low prices, vague payment terms.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Doanh_nghiep_co_the_phong_ngua_rui_ro_sai_sot_hoa_don_noi_bo_bang_cach_nao\"><\/span><b>How can businesses prevent the risk of internal invoice errors?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Below is <\/span><b>Internal invoice error prevention checklist \u2013 concise and easy to apply.<\/b><span style=\"font-weight: 400;\">, used for accounting\/finance purposes before issuance and declaration:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Truoc_khi_lap_hoa_don\"><\/span><b>Before issuing an invoice<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Buyer information: <\/span><b>Name, Tax ID, Address<\/b><span style=\"font-weight: 400;\"> correct &amp; consistent<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0Goods\/services <\/span><b>In accordance with the contract, quotation, and acceptance.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Unit price, quantity, tax rate <\/span><b>in accordance with regulations<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Invoice time<\/b><span style=\"font-weight: 400;\"> Correct (delivery\/service completion\/payment collection)<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Khi_lap_phat_hanh_hoa_don\"><\/span><b>When creating and issuing invoices<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Full <\/span><b>mandatory targets<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Valid digital signature<\/b><span style=\"font-weight: 400;\">, Have <\/span><b>Tax code<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">No duplicate numbers, no draft invoices.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Check <\/span><b>System\/Format Error<\/b><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Truoc_khi_gui_nguoi_mua\"><\/span><b>Before sending to the buyer<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Review <\/span><b>all important information<\/b><span style=\"font-weight: 400;\"> (MST, money, tax)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0Final comparison with <\/span><b>original documents<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0Incorrect detection \u2192 <\/span><b>Deal with it immediately.<\/b><span style=\"font-weight: 400;\"> (If not sent, replace)<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Khi_ke_khai_thue\"><\/span><b>When filing taxes<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Do not declare incorrect invoices.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Declaration <\/span><b>on time<\/b><span style=\"font-weight: 400;\">, not duplicated<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Adjust\/Replace \u2192 Declare <\/span><b>at the time the transaction occurs<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Seller - Buyer <\/span><b>unified declaration<\/b><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Luu_tru_kiem_soat\"><\/span><b>Storage &amp; Control<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Save <\/span><b>XML + tax authority code + adjustment\/replacement invoice<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Save <\/span><b>contract, acceptance, payment<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Have <\/span><b>error tracking log<\/b><span style=\"font-weight: 400;\"> to avoid repetition<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Periodic reviews (monthly\/quarterly)<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Giai_phap_cong_nghe_nao_giup_phat_hien_va_ngan_sai_sot_hoa_don_tu_dong_Bizzi_can_thiep_o_dau_trong_quy_trinh_nay\"><\/span><b>What technological solutions help detect and prevent invoice errors automatically? Where does Bizzi intervene in this process?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">With the ever-increasing volume of invoices and increasingly stringent compliance requirements, controlling invoice errors using Excel or manual verification is no longer sufficient. The risks now stem not only from... <\/span><b>data entry error<\/b><span style=\"font-weight: 400;\">, but also from <\/span><b>Supplier risk, operational errors, and timing of processing.<\/b><span style=\"font-weight: 400;\"> \u2013 factors that are very difficult to detect if you only look at each invoice individually.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Technology platforms such as <\/span><b>Bizzi<\/b><span style=\"font-weight: 400;\"> It&#039;s not about replacing accountants, but... <\/span><b>Intervening at the very points in the invoice lifecycle where errors are most likely to occur.<\/b><span style=\"font-weight: 400;\">, helping businesses shift from &quot;fixing mistakes after they&#039;re done&quot; to <\/span><b>Prevent risks from the start.<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Kiem_soat_sai_sot_hoa_don_ngay_tu_dau_vao_Input_control\"><\/span><b>1. Control invoice errors right from the input stage (Input control)<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Upon receiving the input invoice, Bizzi provides the following support:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Automatically download and read electronic invoices<\/b><span style=\"font-weight: 400;\"> Using RPA + AI to gather data from multiple sources reduces the risk of missing or incorrectly entering data.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Verify the validity of the invoice.<\/b><span style=\"font-weight: 400;\">Tax authority code, digital signature, XML format.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Verify supplier<\/b><span style=\"font-weight: 400;\">Tax identification number, operating status, risk indicators (inactive, absconding, under warning).<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">This helps businesses. <\/span><b>Avoid the risk of receiving illegal invoices from the start.<\/b><span style=\"font-weight: 400;\">, which is the reason why fees are disallowed even when there is a real transaction.<\/span><\/p>\n<figure id=\"attachment_999979674\" aria-describedby=\"caption-attachment-999979674\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-999979674 size-full\" src=\"https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-3.png\" alt=\"Common errors on invoices 1\" width=\"1024\" height=\"530\" title=\"\" srcset=\"https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-3.png 1024w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-3-300x155.png 300w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-3-768x398.png 768w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-3-18x9.png 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-999979674\" class=\"wp-caption-text\">Bizzi uses AI technology to warn suppliers about high-risk tax issues and the issuance of illegal electronic invoices for buying and selling transactions.<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"2_Ngan_sai_sot_nghiep_vu_bang_doi_soat_du_lieu_Substance_check\"><\/span><b>2. Prevent business errors through data verification (Substance check)<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">One of the most common sources of invoice errors is <\/span><b>The invoice does not match the actual transaction.<\/b><span style=\"font-weight: 400;\">Bizzi helps control this point through:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Real-time 3-way reconciliation of Invoice \u2013 Purchase Order \u2013 Retail Price.<\/b><span style=\"font-weight: 400;\">.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Identifying common discrepancies:<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Incorrect quantity, incorrect unit price.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">The invoice exists, but there is no delivery\/acceptance record.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Invoices were issued at the wrong time compared to the transaction.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u2192 This is a control layer that significantly reduces errors. <\/span><b>Medium \u2013 High Risk<\/b><span style=\"font-weight: 400;\">, which makes them vulnerable to scrutiny by tax authorities during inspections.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Canh_bao_som_rui_ro_sai_sot_hoa_don_thay_vi_phat_hien_muon\"><\/span><b>3. Early warning of invoice errors instead of late detection.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Instead of waiting until the filing deadline or when the tax authorities send a notice, Bizzi helps:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Early warning system for potentially risky invoices.<\/b><span style=\"font-weight: 400;\">, like:<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Duplicate invoices, incorrect arithmetic logic.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">The date was set unusually.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">The supplier has a history of risks.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Flagging risks by invoice and by supplier helps accountants prioritize checking the right areas.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u2192 Businesses proactively handle the matter before filing the declaration. <\/span><b>Reduce the risk of penalties and increase the tax risk score.<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Chuan_hoa_luu_tru_va_phuc_vu_giai_trinh_thue\"><\/span><b>4. Standardize tax filing and explanation services.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Invoice errors are not only due to incorrect preparation, but also... <\/span><b>Missing documents during inspection.<\/b><span style=\"font-weight: 400;\">Bizzi support:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Electronic invoices must be stored for a minimum of 10 years.<\/b><span style=\"font-weight: 400;\">, full:<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Original invoice.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Adjustment\/Replacement Invoice.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Related documents (PO, GR, payment).<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quickly search by invoice number, date, supplier, or project.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">This helps businesses. <\/span><b>Reduce the risk of expense disallowance due to insufficient documentation.<\/b><span style=\"font-weight: 400;\">, even though the invoice was processed correctly.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Giam_sai_sot_lap_lai_bang_chuan_hoa_quy_trinh_khong_phu_thuoc_con_nguoi\"><\/span><b>5. Reduce recurring errors by standardizing processes, eliminating reliance on human error.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Through integration with <\/span><b>ERP and accounting software<\/b><span style=\"font-weight: 400;\">Bizzi helps:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Synchronize data and minimize manual data entry \u2013 a common cause of errors.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Create an audit trail for the entire invoice lifecycle.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Help businesses shift from emotional control to <\/span><b>data-driven control<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_999979677\" aria-describedby=\"caption-attachment-999979677\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-999979677 size-full\" src=\"https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-6.png\" alt=\"Common errors on invoices 1\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-6.png 1024w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-6-300x300.png 300w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-6-150x150.png 150w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-6-768x768.png 768w, https:\/\/bizzi.vn\/wp-content\/uploads\/2026\/01\/hoa-don-rui-ro-la-gi-6-12x12.png 12w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-999979677\" class=\"wp-caption-text\">Flexible and easily configurable to fit your company&#039;s existing accounting processes and ERP systems.<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span><b>Conclude<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Common errors on invoices are a widespread problem but pose significant risks to businesses, ranging from seemingly minor mistakes like incorrect information or timing to serious errors that directly affect tax declarations, deductible expenses, and audit risk. In the context of increasingly stringent electronic invoice management, handling errors manually and passively is no longer suitable.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">To mitigate the risk of electronic invoice errors, businesses need to control invoices from the very beginning, standardize the verification, declaration, and storage processes, and shift from late detection to early prevention. This is where automated platforms like Bizzi come into play: automatically uploading and reading invoices, reconciling data, alerting to risks, verifying suppliers, and storing invoices legally for 10 years, while also integrating with accounting and ERP systems to reduce reliance on manual operations.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Effective invoice management is not just about complying with the law, but also a foundation for transparent, secure, and sustainable long-term business operations. Register here to receive personalized advice on solutions tailored specifically for your business:\u00a0<\/span><a href=\"https:\/\/bizzi.vn\/dang-ky-dung-thu\/\">https:\/\/bizzi.vn\/dang-ky-dung-thu\/<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Errors on invoices are mistakes that occur during the process of creating, issuing, receiving, and declaring invoices, etc.<\/p>","protected":false},"author":56,"featured_media":999979686,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"categories":[263,367],"tags":[],"class_list":["post-999979683","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc","category-quy-trinh-phai-tra"],"acf":[],"_links":{"self":[{"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/posts\/999979683","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/users\/56"}],"replies":[{"embeddable":true,"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/comments?post=999979683"}],"version-history":[{"count":1,"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/posts\/999979683\/revisions"}],"predecessor-version":[{"id":999979687,"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/posts\/999979683\/revisions\/999979687"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/media\/999979686"}],"wp:attachment":[{"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/media?parent=999979683"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/categories?post=999979683"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bizzi.vn\/en\/wp-json\/wp\/v2\/tags?post=999979683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}