{"id":9670,"date":"2026-08-28T10:50:26","date_gmt":"2026-08-28T03:50:26","guid":{"rendered":"https:\/\/ketoan.man.net.vn\/?p=9670"},"modified":"2026-08-28T10:52:25","modified_gmt":"2026-08-28T03:52:25","slug":"lich-cong-viec-ke-toan-thang-9-2026","status":"publish","type":"post","link":"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/","title":{"rendered":"Detailed and comprehensive accounting work schedule for businesses in September 2026."},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">The accounting work schedule for September 2026 can be summarized into three main groups of tasks:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Submit a notification of labor force changes.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Complete the four monthly tax returns for the period of August 2026;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">And pay union dues and mandatory social insurance contributions.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Missing even one deadline can lead to late payment penalties, administrative fines, or interest charges. This article outlines the complete accounting work schedule for September 2026, along with specific legal basis, to help accountants and HR personnel proactively plan before the deadline approaches.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_88 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:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Vi_sao_lich_cong_viec_ke_toan_thang_92026_la_moc_doanh_nghiep_khong_the_bo_lo\" >Why is the September 2026 accounting work schedule a milestone that businesses cannot afford to miss?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Chi_tiet_lich_cong_viec_ke_toan_thang_92026_theo_tung_dau_viec\" >Detailed accounting work schedule for September 2026, broken down by task.<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Thong_bao_bien_dong_lao_dong_thang_82026_Han_chot_039\" >Notification of labor turnover for August 2026: Deadline September 3rd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Bon_loai_to_khai_thue_thang_82026_phai_nop_truoc_219\" >Four types of tax returns for August 2026 must be submitted before September 21st.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Kinh_phi_cong_doan_va_BHXH_bat_buoc_thang_82026_Han_chot_309\" >Trade union fees and mandatory social insurance contributions for August 2026: Deadline September 30th.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Bang_tong_hop_lich_cong_viec_ke_toan_thang_92026\" >Summary of accounting work schedule for September 2026<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Luu_y_khi_han_nop_trong_lich_cong_viec_ke_toan_thang_92026_trung_ngay_nghi\" >Please note that the deadline in the September 2026 accounting work schedule may coincide with a holiday.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Giai_phap_giup_doanh_nghiep_khong_bo_sot_lich_cong_viec_ke_toan_thang_92026\" >Solutions to help businesses avoid missing accounting tasks for September 2026.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Ket_luan\" >Conclude<\/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:\/\/ketoan.man.net.vn\/en\/lich-cong-viec-ke-toan-thang-9-2026\/#Thong_tin_lien_he_MAN_%E2%80%93_Master_Accountant_Network\" >Contact information MAN \u2013 Master Accountant Network<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Vi_sao_lich_cong_viec_ke_toan_thang_92026_la_moc_doanh_nghiep_khong_the_bo_lo\"><\/span><b>Why is the September 2026 accounting work schedule a milestone that businesses cannot afford to miss?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">September brings a greater workload than usual, with the need to file monthly tax returns for the period ending in August 2026, as well as deadlines for monthly payments such as union dues and mandatory social insurance contributions. Having a firm grasp of the accounting work schedule for September 2026 helps businesses avoid three common risks:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Late filing of tax returns results in administrative penalties according to tax management regulations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Late payment of social insurance contributions results in interest charges on union fees and affects the rights of workers.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Failing to notify local labor authorities of changes in workforce numbers prevents businesses from fulfilling their obligations.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">The following section details each task in the September 2026 accounting work schedule, arranged in order from most recent to most recent.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Chi_tiet_lich_cong_viec_ke_toan_thang_92026_theo_tung_dau_viec\"><\/span><b>Detailed accounting work schedule for September 2026, broken down by task.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Thong_bao_bien_dong_lao_dong_thang_82026_Han_chot_039\"><\/span><b>Notification of labor turnover for August 2026: Deadline September 3rd<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">If a business experiences labor changes (new hires, contract terminations, position changes, etc.) in August 2026, the employer must submit a Notice of Labor Changes using Form No. 29 issued with Circular 28\/2015\/TT-BLDTBXH to the Employment Service Center where the business is located before the 3rd of each month. The notification should be based on the calendar month immediately preceding the notification date, meaning the data reported in the accounting work schedule for September 2026 should reflect labor changes that occurred in August 2026.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Legal basis:<\/b><span style=\"font-weight: 400;\"> Clause 2, Article 16 of Circular 28\/2015\/TT-BLDTBXH.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Bon_loai_to_khai_thue_thang_82026_phai_nop_truoc_219\"><\/span><b>Four types of tax returns for August 2026 must be submitted before September 21st.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">This is the largest group of tasks in the September 2026 accounting work schedule, because the general principle with monthly tax filing is that the deadline for submitting tax returns is no later than the 20th day of the month following the month in which the tax liability arises. Four types of tax returns need to be completed:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>VAT tax return for August 2026<\/b><span style=\"font-weight: 400;\"> (Applicable to businesses not eligible for tax payment extension under Decree 245\/2026\/ND-CP) no later than <\/span><b>21\/9<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Excise tax return form for August 2026<\/b><span style=\"font-weight: 400;\">Special Consumption Tax is a tax declared monthly, except in some cases where it is declared on a case-by-case basis, no later than the deadline. <\/span><b>21\/9<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Resource tax return form for August 2026<\/b><span style=\"font-weight: 400;\">Resource tax is declared monthly and settled annually, no later than the deadline. <\/span><b>21\/9<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Environmental Protection Tax Declaration Form August 2026<\/b><span style=\"font-weight: 400;\">Environmental protection tax must be declared monthly, no later than... <\/span><b>21\/9<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">These four tax returns all fall within the same timeframe in the September 2026 accounting work schedule, so businesses with multiple types of taxes to pay need to prepare the data simultaneously to avoid a backlog of work in the final days.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Kinh_phi_cong_doan_va_BHXH_bat_buoc_thang_82026_Han_chot_309\"><\/span><b>Trade union fees and mandatory social insurance contributions for August 2026: Deadline September 30th.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Concluding the accounting work schedule for September 2026 are two monthly payments with the same deadline:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Trade union funds for August 2026:<\/b><span style=\"font-weight: 400;\"> For agencies, organizations, units, enterprises, cooperatives, and cooperative unions that pay trade union fees monthly, the deadline for payment is no later than the last day of the following month. <\/span><b>30\/9<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Mandatory social insurance contributions as of August 2026:<\/b><span style=\"font-weight: 400;\"> With the monthly payment method, the employer must deduct and remit the payment no later than the last day of the following month, i.e. <\/span><b>30\/9<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Bang_tong_hop_lich_cong_viec_ke_toan_thang_92026\"><\/span><b>Summary of accounting work schedule for September 2026<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Below is a detailed and complete work schedule for September 2026 that accounting and HR departments need to know:<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Summary of accounting work schedule for September 2026.<\/span><\/p>\n<table style=\"width: 100%; border-color: #000000;\" border=\"1\" cellspacing=\"2\" cellpadding=\"12\">\n<caption>\u00a0<\/caption>\n<tbody>\n<tr>\n<td style=\"text-align: center;\"><b>No.<\/b><\/td>\n<td style=\"text-align: center;\"><b>Job<\/b><\/td>\n<td style=\"text-align: center;\"><b>Submission deadline<\/b><\/td>\n<td style=\"text-align: center;\"><b>Legal basis<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">1<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Notification of labor force changes in August 2026 (if any)\u00a0<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Before September 3rd<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Clause 2, Article 16 of Circular 28\/2015\/TT-BLDTBXH\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">2<\/span><\/td>\n<td><span style=\"font-weight: 400;\">VAT tax return for August 2026\u00a0<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">No later than September 21st<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Clause 2, Article 10 of Decree 252\/2026\/ND-CP; Decree 245\/2026\/ND-CP<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">3<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Excise tax return form for August 2026\u00a0<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">No later than September 21st<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Clause 1, Article 20 of Circular 89\/2026\/TT-BTC; Clause 2, Article 10 of Decree 252\/2026\/ND-CP<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">4<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Resource tax return form for August 2026\u00a0<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">No later than September 21st<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Article 8 of the 2009 Law on Resource Tax; Clause 1, Article 23 of Circular 89\/2026\/TT-BTC; Clause 2, Article 10 of Decree 252\/2026\/N\u0110-CP<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">5<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Environmental Protection Tax Declaration Form August 2026\u00a0<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">No later than September 21st<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Article 10 of the 2010 Environmental Protection Tax Law; Clause 1, Article 24 of Circular 89\/2026\/TT-BTC; Clause 2, Article 10 of Decree 252\/2026\/ND-CP\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">6<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Trade union funds for August 2026<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">30\/9<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Clause 2, Article 4 of Decree 105\/2026\/ND-CP\u00a0<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">7<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Compulsory social insurance as of August 2026<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">30\/9<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Clause 4, Article 34 of the Social Insurance Law 2024\u00a0<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Understanding each deadline and basis not only helps accountants feel confident when questioned during audits, but also provides a foundation for accurately identifying whether their business is eligible for extensions, exemptions, or exceptions.\u00a0<\/span><\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Luu_y_khi_han_nop_trong_lich_cong_viec_ke_toan_thang_92026_trung_ngay_nghi\"><\/span><b>Please note that the deadline in the September 2026 accounting work schedule may coincide with a holiday.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_9673\" aria-describedby=\"caption-attachment-9673\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-9673\" src=\"https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Luu-y-khi-han-nop-trong-lich-cong-viec-ke-toan-thang-9_2026-trung-ngay-nghi.jpg\" alt=\"L\u01b0u \u00fd khi h\u1ea1n n\u1ed9p trong l\u1ecbch c\u00f4ng vi\u1ec7c k\u1ebf to\u00e1n th\u00e1ng 9\/2026 tr\u00f9ng ng\u00e0y ngh\u1ec9\" width=\"1200\" height=\"675\" srcset=\"https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Luu-y-khi-han-nop-trong-lich-cong-viec-ke-toan-thang-9_2026-trung-ngay-nghi.jpg 1200w, https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Luu-y-khi-han-nop-trong-lich-cong-viec-ke-toan-thang-9_2026-trung-ngay-nghi-300x169.jpg 300w, https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Luu-y-khi-han-nop-trong-lich-cong-viec-ke-toan-thang-9_2026-trung-ngay-nghi-1024x576.jpg 1024w, https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Luu-y-khi-han-nop-trong-lich-cong-viec-ke-toan-thang-9_2026-trung-ngay-nghi-768x432.jpg 768w, https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Luu-y-khi-han-nop-trong-lich-cong-viec-ke-toan-thang-9_2026-trung-ngay-nghi-18x10.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-9673\" class=\"wp-caption-text\">Please note that the deadline in the September 2026 accounting work schedule may coincide with a holiday.<\/figcaption><\/figure>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">An important principle to remember when checking the accounting work schedule for September 2026: If the deadline for filing tax returns coincides with a statutory holiday, the deadline for filing tax returns will be the next working day after that holiday, as stipulated in the 2015 Civil Code and Article 86 of Circular 80\/2021\/TT-BTC.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">This principle applies to the &quot;20th day of the following month&quot; deadline in particular, and all tax filing deadlines in general. Accountants should check the official holiday schedule for 2026 before finalizing the last filing date, instead of assuming the exact date stated in the document.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Giai_phap_giup_doanh_nghiep_khong_bo_sot_lich_cong_viec_ke_toan_thang_92026\"><\/span><b>Solutions to help businesses avoid missing accounting tasks for September 2026.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_9674\" aria-describedby=\"caption-attachment-9674\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-9674\" src=\"https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Giai-phap-giup-doanh-nghiep-khong-bo-sot-lich-cong-viec-ke-toan-thang-9_2026.jpg\" alt=\"Gi\u1ea3i ph\u00e1p gi\u00fap doanh nghi\u1ec7p kh\u00f4ng b\u1ecf s\u00f3t l\u1ecbch c\u00f4ng vi\u1ec7c k\u1ebf to\u00e1n th\u00e1ng 9\/2026\" width=\"1200\" height=\"675\" srcset=\"https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Giai-phap-giup-doanh-nghiep-khong-bo-sot-lich-cong-viec-ke-toan-thang-9_2026.jpg 1200w, https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Giai-phap-giup-doanh-nghiep-khong-bo-sot-lich-cong-viec-ke-toan-thang-9_2026-300x169.jpg 300w, https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Giai-phap-giup-doanh-nghiep-khong-bo-sot-lich-cong-viec-ke-toan-thang-9_2026-1024x576.jpg 1024w, https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Giai-phap-giup-doanh-nghiep-khong-bo-sot-lich-cong-viec-ke-toan-thang-9_2026-768x432.jpg 768w, https:\/\/ketoan.man.net.vn\/wp-content\/uploads\/2026\/08\/Giai-phap-giup-doanh-nghiep-khong-bo-sot-lich-cong-viec-ke-toan-thang-9_2026-18x10.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-9674\" class=\"wp-caption-text\">Solutions to help businesses avoid missing accounting tasks for September 2026.<\/figcaption><\/figure>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">For businesses with multiple tax obligations arising simultaneously, an effective way to avoid missing accounting deadlines in September 2026 is to standardize the process of tracking deadlines with separate reminders for each type of obligation, regularly comparing them with current legal documents instead of relying on past experience.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">For businesses that lack sufficient dedicated accounting staff to track multiple deadlines simultaneously, please refer to the following:<\/span><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/ketoan.man.net.vn\/en\/dich-vu-ke-toan-tron-goi\/\"> full accounting service<\/a><\/span><\/strong><span style=\"font-weight: 400;\"> This approach helps ensure that all tax returns, union dues, and mandatory social insurance contributions are tracked and submitted on time without having to build the process from scratch. For newly established or expanding businesses, this<\/span><a href=\"https:\/\/ketoan.man.net.vn\/en\/thue-dich-vu-ke-toan-ngoai\/\"> <span style=\"font-weight: 400;\">t<strong><span style=\"color: #0000ff;\">outsource accounting services<\/span><\/strong><\/span><\/a><span style=\"font-weight: 400;\"> This also helps reduce the operating costs of the internal accounting department while still ensuring full compliance with the monthly accounting work schedule deadlines.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">If a business is still facing difficulties with a specific task, for example, determining whether it is eligible for an extension of the VAT declaration deadline under Decree 245\/2026\/ND-CP, it should proactively take action.<\/span><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/ketoan.man.net.vn\/en\/tu-van-dich-vu-ke-toan\/\"> accounting consulting services<\/a><\/span><\/strong><span style=\"font-weight: 400;\"> Instead of relying on professional and experienced organizations like MAN \u2013 Master Accountant Network before the deadline, you should consult with them before making your own judgments and risking late submission.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span><b>Conclude<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">The accounting work schedule for September 2026 revolves around three groups of tasks:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Notification of labor turnover (before September 3rd)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Four monthly tax returns for the period of August 2026 (no later than September 21st).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">And union fees along with mandatory social insurance (September 30).<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Each deadline is linked to a specific legal basis, and the principle of extending the deadline when it coincides with a holiday always needs to be checked before finalizing the submission date.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Businesses that proactively schedule their accounting work for September 2026 at the beginning of the month, instead of handling everything in the final days, will significantly reduce the risk of late payments and unnecessary penalties and interest charges.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">For any questions or assistance, please contact your company. <\/span><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/ketoan.man.net.vn\/en\/lien-he\/\">Contact MAN \u2013 Master Accountant Network<\/a><\/span><\/strong><span style=\"font-weight: 400;\">:<\/span><\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"Thong_tin_lien_he_MAN_%E2%80%93_Master_Accountant_Network\"><\/span><b>Contact information MAN \u2013 Master Accountant Network<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Address:<\/b><span style=\"font-weight: 400;\"> No. 19A, Street 43, Tan Thuan Ward, Ho Chi Minh City<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Mobile\/Zalo:<\/b><span style=\"font-weight: 400;\"> 0903 963 163 \u2013 0903 428 622<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>E-mail:<\/b><span style=\"font-weight: 400;\"> man@man.net.vn<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Google Business Profile:<\/b> <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/share.google\/EmihzHg354pCASC9k\" target=\"_blank\" rel=\"noopener\">View MAN \u2013 Master Accountant Network&#039;s Google Business Profile\u00a0<\/a><\/span><\/strong><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>LinkedIn Founder:<\/b> <a href=\"https:\/\/www.linkedin.com\/in\/tuy%C3%AAn-l%C3%AA-ho%C3%A0ng-65292aa0\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\"><strong><span style=\"color: #0000ff;\">View expert Le Hoang Tuyen&#039;s LinkedIn profile.<\/span><\/strong>\u00a0<\/span><\/a><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Responsible for production and professional content review by: Mr. <\/span><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/man.net.vn\/le-hoang-tuyen\/\" target=\"_blank\" rel=\"noopener\">Le Hoang Tuyen \u2013 Founder &amp; CEO of MAN \u2013 Master Accountant Network<\/a><\/span><\/strong><span style=\"font-weight: 400;\">He is a CPA Vietnam auditor with over 30 years of in-depth experience in accounting, auditing, taxation, and corporate legal consulting.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>L\u1ecbch c\u00f4ng vi\u1ec7c k\u1ebf to\u00e1n th\u00e1ng 9\/2026 g\u00f3i g\u1ecdn trong ba nh\u00f3m vi\u1ec7c ch\u00ednh: N\u1ed9p th\u00f4ng b\u00e1o bi\u1ebfn \u0111\u1ed9ng lao \u0111\u1ed9ng; Ho\u00e0n t\u1ea5t b\u1ed1n lo\u1ea1i t\u1edd khai thu\u1ebf theo th\u00e1ng c\u1ee7a k\u1ef3 8\/2026; V\u00e0 \u0111\u00f3ng kinh ph\u00ed c\u00f4ng \u0111o\u00e0n c\u00f9ng b\u1ea3o hi\u1ec3m x\u00e3 h\u1ed9i b\u1eaft bu\u1ed9c. Ch\u1ec9 c\u1ea7n b\u1ecf s\u00f3t m\u1ed9t m\u1ed1c, doanh nghi\u1ec7p c\u00f3 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":9672,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9670","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/posts\/9670","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/comments?post=9670"}],"version-history":[{"count":2,"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/posts\/9670\/revisions"}],"predecessor-version":[{"id":9675,"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/posts\/9670\/revisions\/9675"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/media\/9672"}],"wp:attachment":[{"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/media?parent=9670"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/categories?post=9670"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ketoan.man.net.vn\/en\/wp-json\/wp\/v2\/tags?post=9670"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}