{"id":5283,"date":"2026-03-13T02:33:59","date_gmt":"2026-03-13T09:33:59","guid":{"rendered":"https:\/\/kiemtoan.man.net.vn\/?p=5283"},"modified":"2026-03-13T02:33:59","modified_gmt":"2026-03-13T09:33:59","slug":"kiem-toan-he-thong-kiem-soat-noi-bo","status":"publish","type":"post","link":"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/","title":{"rendered":"Internal control system audit"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Internal control system auditing is an independent, objective assessment aimed at ensuring the effectiveness and efficiency of risk management processes within a business. In the context of a rapidly developing digital economy, establishing an internal control system is crucial. <\/span><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/he-thong-kiem-toan-noi-bo\/\"><span style=\"font-weight: 400;\">Internal control system (ICS)<\/span><\/a><span style=\"font-weight: 400;\"> A sound financial foundation not only helps protect assets but is also a prerequisite for businesses to comply with current accounting, auditing, and tax regulations in Vietnam.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">According to surveys from international auditing organizations, more than 751 TP3T material misstatements in financial statements stem from lax internal controls. In Vietnam, <\/span><a href=\"https:\/\/thuvienphapluat.vn\/van-ban\/Ke-toan-Kiem-toan\/Nghi-dinh-05-2019-ND-CP-quy-dinh-ve-kiem-toan-noi-bo-315316.aspx\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Decree 05\/2019\/ND-CP<\/span><\/a><span style=\"font-weight: 400;\"> Internal auditing has specifically defined mandatory requirements for public interest entities and state-owned enterprises. Conducting periodic audits provides management with a comprehensive overview of operational performance and helps prevent potential legal risks. Let&#039;s explore this professional process in detail below.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 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:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Ban_chat_cua_kiem_toan_he_thong_kiem_soat_noi_bo_trong_doanh_nghiep\" >The nature of auditing internal control systems in businesses.<\/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:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Tam_quan_trong_doi_voi_quan_tri_rui_ro_va_thue\" >Importance for risk management and taxation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Moi_lien_he_giua_kiem_soat_noi_bo_va_kiem_toan_bao_cao_tai_chinh\" >The relationship between internal control and financial statement auditing.<\/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:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Khung_phap_ly_dieu_chinh_hoat_dong_kiem_toan_he_thong_kiem_soat_noi_bo\" >Legal framework governing the auditing of internal control systems.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Quy_trinh_thuc_hien_kiem_toan_he_thong_kiem_soat_noi_bo_chuyen_nghiep\" >Professional internal control system audit procedures<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Giai_doan_lap_ke_hoach_va_khao_sat_he_thong\" >Planning and system survey phase<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Giai_doan_danh_gia_thiet_ke_cua_cac_chot_kiem_soat\" >Design evaluation phase for checkpoints<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Giai_doan_thu_nghiem_van_hanh_Test_of_Controls\" >Operational testing phase (Test of Controls)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Giai_doan_tong_hop_va_lap_bao_cao_kien_nghi\" >The stage of compiling and preparing the recommendations report.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Cac_thanh_phan_trong_yeu_cua_he_thong_kiem_soat_noi_bo_theo_chuan_COSO\" >Key components of an internal control system according to COSO standards.<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Moi_truong_kiem_soat_Control_Environment\" >Control Environment<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Quy_trinh_danh_gia_rui_ro_Risk_Assessment\" >Risk Assessment Process<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Cac_hoat_dong_kiem_soat_Control_Activities\" >Control Activities<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#He_thong_thong_tin_va_truyen_thong\" >Information and communication systems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Hoat_dong_giam_sat_Monitoring\" >Monitoring activities<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Phan_tich_cac_rui_ro_pho_bien_khi_thieu_kiem_toan_he_thong_kiem_soat_noi_bo\" >Analyzing common risks associated with a lack of internal control system audits.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Loi_ich_vuot_troi_khi_trien_khai_kiem_toan_he_thong_kiem_soat_noi_bo_dinh_ky\" >The outstanding benefits of conducting periodic internal control system audits.<\/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:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Toi_uu_hoa_hieu_qua_hoat_dong_kinh_doanh\" >Optimizing business performance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Dam_bao_tinh_tuan_thu_phap_luat_va_thue\" >Ensuring compliance with laws and taxes.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Tang_cuong_uy_tin_voi_cac_ben_lien_quan\" >Enhance credibility with stakeholders.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Nhung_thach_thuc_thuong_gap_va_giai_phap_toi_uu\" >Common challenges and optimal solutions<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Su_thieu_hop_tac_tu_cac_bo_phan_chuc_nang\" >Lack of cooperation from functional departments<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Han_che_ve_nguon_luc_va_chuyen_mon\" >Limitations in resources and expertise.<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#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-25\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Cac_dich_vu_khac\" >Other services<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Thong_tin_lien_he_dich_vu_tai_MAN_%E2%80%93_Master_Accountant_Network\" >Service contact information at MAN \u2013 Master Accountant Network<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Cau_hoi_thuong_gap_ve_kiem_toan_he_thong_kiem_soat_noi_bo\" >Frequently Asked Questions about Internal Control System Audits<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Doanh_nghiep_tu_nhan_khong_niem_yet_co_bat_buoc_phai_thuc_hien_kiem_toan_he_thong_kiem_soat_noi_bo_khong\" >Are privately owned, unlisted companies required to conduct internal control system audits?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Chi_phi_thuc_hien_mot_cuoc_kiem_toan_he_thong_kiem_soat_noi_bo_la_bao_nhieu\" >What is the cost of conducting an internal control system audit?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/kiemtoan.man.net.vn\/en\/kiem-toan-he-thong-kiem-soat-noi-bo\/#Kiem_toan_he_thong_kiem_soat_noi_bo_mat_bao_lau\" >How long does an internal control system audit take?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Ban_chat_cua_kiem_toan_he_thong_kiem_soat_noi_bo_trong_doanh_nghiep\"><\/span><b>The nature of auditing internal control systems in businesses.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_5284\" aria-describedby=\"caption-attachment-5284\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5284\" src=\"https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Ban-chat-cua-kiem-toan-he-thong-kiem-soat-noi-bo-trong-doanh-nghiep.jpg\" alt=\"B\u1ea3n ch\u1ea5t c\u1ee7a ki\u1ec3m to\u00e1n h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t n\u1ed9i b\u1ed9 trong doanh nghi\u1ec7p\" width=\"1200\" height=\"675\" srcset=\"https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Ban-chat-cua-kiem-toan-he-thong-kiem-soat-noi-bo-trong-doanh-nghiep.jpg 1200w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Ban-chat-cua-kiem-toan-he-thong-kiem-soat-noi-bo-trong-doanh-nghiep-300x169.jpg 300w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Ban-chat-cua-kiem-toan-he-thong-kiem-soat-noi-bo-trong-doanh-nghiep-1024x576.jpg 1024w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Ban-chat-cua-kiem-toan-he-thong-kiem-soat-noi-bo-trong-doanh-nghiep-768x432.jpg 768w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Ban-chat-cua-kiem-toan-he-thong-kiem-soat-noi-bo-trong-doanh-nghiep-18x10.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-5284\" class=\"wp-caption-text\">The nature of auditing internal control systems in businesses.<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Auditing internal control systems is not simply about checking the numbers in accounting books. It&#039;s a process of assessing the entire operational &quot;machinery&quot; of the business, from document approval to the delegation of authority in financial management. The core objective is to confirm whether the control measures are appropriately designed and operating continuously.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This audit is based on the COSO (Committee of Sponsoring Organizations of the Treadway Commission) theoretical framework, which includes five components: Control Environment, Risk Assessment, Control Activities, Communication, and Monitoring. The harmonious coordination between these components creates a robust defense system against fraud and operational errors.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tam_quan_trong_doi_voi_quan_tri_rui_ro_va_thue\"><\/span><b>Importance for risk management and taxation<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">In tax administration, auditing the internal control system plays a crucial role in ensuring the integrity of economic transactions. When the control system is effective, the risks of incorrect declarations, missing invoices, or violations of regulations regarding deductible expenses during corporate income tax settlement are minimized. This helps businesses avoid unnecessary late payment penalties and tax arrears.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Moi_lien_he_giua_kiem_soat_noi_bo_va_kiem_toan_bao_cao_tai_chinh\"><\/span><b>The relationship between internal control and financial statement auditing.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Auditing the internal control system is an indispensable preparatory step before conducting a financial statement audit. Auditors typically perform &quot;Control Testing&quot; to assess the reliability of the system. If the internal control system is strong, auditors can reduce the number of &quot;Substantive Tests&quot; (detailed tests), thereby optimizing audit time and costs for the entity.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Khung_phap_ly_dieu_chinh_hoat_dong_kiem_toan_he_thong_kiem_soat_noi_bo\"><\/span><b>Legal framework governing the auditing of internal control systems.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">In Vietnam, businesses need to pay particular attention to legal regulations that guide and mandate the implementation of internal controls. A thorough understanding of the law not only helps businesses comply but also builds credibility with government agencies.<\/span><\/p>\n<table style=\"width: 100%; border-style: solid; border-color: #000000; height: 376px;\" border=\"1\" cellspacing=\"2\" cellpadding=\"12\">\n<caption><b>Summary of the legal framework governing the auditing of internal control systems.<\/b><\/caption>\n<tbody>\n<tr style=\"height: 56px;\">\n<td style=\"text-align: center; height: 56px;\"><b>Legal documents<\/b><\/td>\n<td style=\"text-align: center; height: 56px;\"><b>The main content relates to internal control.<\/b><\/td>\n<td style=\"text-align: center; height: 56px;\"><b>Applicable subjects<\/b><\/td>\n<\/tr>\n<tr style=\"height: 80px;\">\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Accounting Law 2015 (Article 39)<\/span><\/td>\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Regulations regarding the responsibility for establishing and maintaining an internal control system.<\/span><\/td>\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">All accounting units.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 80px;\">\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Decree 05\/2019\/ND-CP<\/span><\/td>\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Detailed regulations on internal audit procedures, powers, and responsibilities.<\/span><\/td>\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Listed companies, state-owned enterprises, and public service units.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 80px;\">\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Circular 214\/2012\/TT-BTC<\/span><\/td>\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">The Vietnamese Auditing Standards System (VSA), particularly VSA 315 and VSA 330.<\/span><\/td>\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Auditors and the audited firm.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 80px;\">\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Law on Prevention and Combat of Corruption 2018<\/span><\/td>\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Regulations on internal controls to prevent corruption in the private sector.<\/span><\/td>\n<td style=\"text-align: center; height: 80px;\"><span style=\"font-weight: 400;\">Public companies, credit institutions.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">Referring to legal provisions such as Article 39 of the 2015 Accounting Law shows that auditing the internal control system is a legal obligation to protect the interests of shareholders and investors. This system must ensure that assets are protected securely, financial information is timely, and there is absolute compliance with the law.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Quy_trinh_thuc_hien_kiem_toan_he_thong_kiem_soat_noi_bo_chuyen_nghiep\"><\/span><b>Professional internal control system audit procedures<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_5287\" aria-describedby=\"caption-attachment-5287\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5287\" src=\"https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Quy-trinh-thuc-hien-kiem-toan-he-thong-kiem-soat-noi-bo-chuyen-nghiep.jpg\" alt=\"Quy tr\u00ecnh th\u1ef1c hi\u1ec7n ki\u1ec3m to\u00e1n h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t n\u1ed9i b\u1ed9 chuy\u00ean nghi\u1ec7p\" width=\"1200\" height=\"675\" srcset=\"https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Quy-trinh-thuc-hien-kiem-toan-he-thong-kiem-soat-noi-bo-chuyen-nghiep.jpg 1200w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Quy-trinh-thuc-hien-kiem-toan-he-thong-kiem-soat-noi-bo-chuyen-nghiep-300x169.jpg 300w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Quy-trinh-thuc-hien-kiem-toan-he-thong-kiem-soat-noi-bo-chuyen-nghiep-1024x576.jpg 1024w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Quy-trinh-thuc-hien-kiem-toan-he-thong-kiem-soat-noi-bo-chuyen-nghiep-768x432.jpg 768w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Quy-trinh-thuc-hien-kiem-toan-he-thong-kiem-soat-noi-bo-chuyen-nghiep-18x10.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-5287\" class=\"wp-caption-text\">Professional internal control system audit procedures<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">A proper internal control system audit process typically goes through four main stages, requiring a combination of professional knowledge and practical experience from the auditor (Expertise).<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Giai_doan_lap_ke_hoach_va_khao_sat_he_thong\"><\/span><b>Planning and system survey phase<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Before beginning, the audit team needs to understand the business model, the legal environment, and the specific risks of the industry. Auditors will use internal control questionnaires or conduct interviews with management to gain a preliminary understanding of current processes.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Giai_doan_danh_gia_thiet_ke_cua_cac_chot_kiem_soat\"><\/span><b>Design evaluation phase for checkpoints<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">At this stage, the internal control system audit focuses on reviewing internal regulations and operating procedures (SOPs). Do these regulations cover all risks? For example, does the cash advance process require the Chief Financial Officer&#039;s (CFO) signature for expenditures exceeding 50 million VND?<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Giai_doan_thu_nghiem_van_hanh_Test_of_Controls\"><\/span><b>Operational testing phase (Test of Controls)<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">This is a crucial stage of the internal control system audit. The auditor will select a sample of transactions performed during the year to check whether employees actually complied with established procedures. If the procedure requires three competitive bids for the purchase of fixed assets, the auditor will examine the bidding documents to verify the presence of these bids.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Giai_doan_tong_hop_va_lap_bao_cao_kien_nghi\"><\/span><b>The stage of compiling and preparing the recommendations report.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">The result of an internal control system audit is a detailed report that identifies weaknesses. The report should not only list errors but also provide practical solutions to improve the company&#039;s management system.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_thanh_phan_trong_yeu_cua_he_thong_kiem_soat_noi_bo_theo_chuan_COSO\"><\/span><b>Key components of an internal control system according to COSO standards.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">To understand why auditing internal control systems is complex, we need to delve into the five components that make up the &quot;health&quot; of an organization.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Moi_truong_kiem_soat_Control_Environment\"><\/span><b>Control Environment<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">The control environment is the foundation of all other components. It encompasses the management philosophy, the operational style, and the compliance awareness of all employees. A business with a culture of transparency will facilitate the most effective auditing of its internal control system.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Quy_trinh_danh_gia_rui_ro_Risk_Assessment\"><\/span><b>Risk Assessment Process<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Every business entity faces risks from both external sources (changes in tax policies, market fluctuations) and internal sources (employee fraud, IT system failures). Internal control system audits examine how businesses identify and prioritize addressing these risks.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cac_hoat_dong_kiem_soat_Control_Activities\"><\/span><b>Control Activities<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">These are specific policies and procedures such as: approval, authorization, reconciliation, performance checks, and task separation. Separating tasks between cashiers and bookkeepers is a golden rule that internal control system auditors always prioritize.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"He_thong_thong_tin_va_truyen_thong\"><\/span><b>Information and communication systems<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Information flow within a business must be timely and accurate. Management reports must be sent to the right people with the authority to make appropriate business decisions. Auditors will assess the security and integrity of data on accounting software.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hoat_dong_giam_sat_Monitoring\"><\/span><b>Monitoring activities<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Internal control systems need to be monitored regularly to ensure they remain effective over time. This is typically handled by the internal audit department. Regular audits of the internal control system by an external entity will provide a more objective view of the effectiveness of this monitoring.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Phan_tich_cac_rui_ro_pho_bien_khi_thieu_kiem_toan_he_thong_kiem_soat_noi_bo\"><\/span><b>Analyzing common risks associated with a lack of internal control system audits.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">If a business neglects to audit its internal control system, it will face serious consequences for both its finances and reputation. Below is a table summarizing common violations in Vietnam:<\/span><\/p>\n<table style=\"width: 100%; border-style: solid; border-color: #000000;\" border=\"1\" cellspacing=\"2\" cellpadding=\"12\">\n<caption><b>This table summarizes common risks associated with a lack of internal control system audits.<\/b><\/caption>\n<tbody>\n<tr>\n<td style=\"text-align: center; width: 32.4649%;\"><b>Type of violation<\/b><\/td>\n<td style=\"text-align: center; width: 19.6393%;\"><b>Occurrence rate<\/b><\/td>\n<td style=\"text-align: center; width: 46.994%;\"><b>Legal\/Financial Consequences<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center; width: 32.4649%;\"><span style=\"font-weight: 400;\">Purchasing fraud (price gouging, collusion with suppliers)<\/span><\/td>\n<td style=\"text-align: center; width: 19.6393%;\"><span style=\"font-weight: 400;\">35%<\/span><\/td>\n<td style=\"text-align: center; width: 46.994%;\"><span style=\"font-weight: 400;\">Capital loss, increased input costs, impact on input VAT.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center; width: 32.4649%;\"><span style=\"font-weight: 400;\">Misappropriation of cash\/bank deposits<\/span><\/td>\n<td style=\"text-align: center; width: 19.6393%;\"><span style=\"font-weight: 400;\">20%<\/span><\/td>\n<td style=\"text-align: center; width: 46.994%;\"><span style=\"font-weight: 400;\">Short-term insolvency, misreporting of cash funds.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center; width: 32.4649%;\"><span style=\"font-weight: 400;\">Inventory discrepancies (unreported losses, damage, etc.)<\/span><\/td>\n<td style=\"text-align: center; width: 19.6393%;\"><span style=\"font-weight: 400;\">25%<\/span><\/td>\n<td style=\"text-align: center; width: 46.994%;\"><span style=\"font-weight: 400;\">Incorrect cost of goods sold leads to discrepancies in corporate income tax.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center; width: 32.4649%;\"><span style=\"font-weight: 400;\">Violation of human resources policy (fictitious salary payments)<\/span><\/td>\n<td style=\"text-align: center; width: 19.6393%;\"><span style=\"font-weight: 400;\">10%<\/span><\/td>\n<td style=\"text-align: center; width: 46.994%;\"><span style=\"font-weight: 400;\">Collect back taxes on personal income tax and social insurance contributions.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center; width: 32.4649%;\"><span style=\"font-weight: 400;\">Cybersecurity risks (financial data leaks)<\/span><\/td>\n<td style=\"text-align: center; width: 19.6393%;\"><span style=\"font-weight: 400;\">10%<\/span><\/td>\n<td style=\"text-align: center; width: 46.994%;\"><span style=\"font-weight: 400;\">Administrative penalties and loss of credibility with customers.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">Through internal control system audits, experts can establish &quot;checkpoints&quot; at the stages with the highest rates of errors, thereby protecting cash flow and profits for owners.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Loi_ich_vuot_troi_khi_trien_khai_kiem_toan_he_thong_kiem_soat_noi_bo_dinh_ky\"><\/span><b>The outstanding benefits of conducting periodic internal control system audits.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_5286\" aria-describedby=\"caption-attachment-5286\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5286\" src=\"https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Loi-ich-vuot-troi-khi-trien-khai-kiem-toan-he-thong-kiem-soat-noi-bo-dinh-ky.jpg\" alt=\"L\u1ee3i \u00edch v\u01b0\u1ee3t tr\u1ed9i khi tri\u1ec3n khai ki\u1ec3m to\u00e1n h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t n\u1ed9i b\u1ed9 \u0111\u1ecbnh k\u1ef3\" width=\"1200\" height=\"675\" srcset=\"https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Loi-ich-vuot-troi-khi-trien-khai-kiem-toan-he-thong-kiem-soat-noi-bo-dinh-ky.jpg 1200w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Loi-ich-vuot-troi-khi-trien-khai-kiem-toan-he-thong-kiem-soat-noi-bo-dinh-ky-300x169.jpg 300w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Loi-ich-vuot-troi-khi-trien-khai-kiem-toan-he-thong-kiem-soat-noi-bo-dinh-ky-1024x576.jpg 1024w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Loi-ich-vuot-troi-khi-trien-khai-kiem-toan-he-thong-kiem-soat-noi-bo-dinh-ky-768x432.jpg 768w, https:\/\/kiemtoan.man.net.vn\/wp-content\/uploads\/2026\/03\/Loi-ich-vuot-troi-khi-trien-khai-kiem-toan-he-thong-kiem-soat-noi-bo-dinh-ky-18x10.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-5286\" class=\"wp-caption-text\">The outstanding benefits of conducting periodic internal control system audits.<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Investing in internal control system audits provides long-term value for businesses, helping to transform from passive to proactive management.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Toi_uu_hoa_hieu_qua_hoat_dong_kinh_doanh\"><\/span><b>Optimizing business performance<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">By eliminating redundant processes and automating control steps, businesses can save on operating costs. Internal control system audits help identify bottlenecks in the approval process, leading to smoother workflows.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Dam_bao_tinh_tuan_thu_phap_luat_va_thue\"><\/span><b>Ensuring compliance with laws and taxes.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">As mentioned, tax regulations in Vietnam are very complex, with numerous guiding circulars such as <\/span><a href=\"https:\/\/thuvienphapluat.vn\/van-ban\/Thue-Phi-Le-Phi\/Thong-tu-80-2021-TT-BTC-huong-dan-Luat-Quan-ly-thue-Nghi-dinh-126-2020-ND-CP-466716.aspx\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Circular 80\/2021\/TT-BTC<\/span><\/a><span style=\"font-weight: 400;\">Auditing the internal control system ensures that tax records are prepared correctly, minimizing the risk of being assessed for tax liability by the tax authorities during an inspection.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tang_cuong_uy_tin_voi_cac_ben_lien_quan\"><\/span><b>Enhance credibility with stakeholders.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Banks and investors always highly value businesses with transparent internal control systems. The results of internal control system audits are valuable evidence of the management&#039;s governance capabilities, making it easier for businesses to access capital at preferential interest rates.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nhung_thach_thuc_thuong_gap_va_giai_phap_toi_uu\"><\/span><b>Common challenges and optimal solutions<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Despite its many benefits, the process of auditing internal control systems also faces numerous obstacles, especially in small and medium-sized enterprises (SMEs).<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Su_thieu_hop_tac_tu_cac_bo_phan_chuc_nang\"><\/span><b>Lack of cooperation from functional departments<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Many employees view internal control system audits as a &quot;nitpicking&quot; activity. This leads to a defensive attitude and the provision of incomplete information.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Solution: Management needs to clearly communicate that the goal of the audit is to improve processes, support employees in working more efficiently and safely, and not to discipline them.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Han_che_ve_nguon_luc_va_chuyen_mon\"><\/span><b>Limitations in resources and expertise.<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Not all businesses have the budget to maintain a professional internal audit department. Performing internal control system audits in-house often lacks objectivity.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Solution: Outsourcing services from reputable organizations like MAN \u2013 Master Accountant Network is a smart choice, ensuring independence and expertise at a reasonable cost.<\/span><\/p>\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;\">Internal control system auditing is a guiding principle that helps businesses navigate safely in a volatile business environment. Building and evaluating a systematic control system not only helps prevent fraud risks but also demonstrates the organization&#039;s professionalism and transparency to investors and tax authorities. Investing in internal control is investing in the sustainable development of the business.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">In the journey to optimize financial management, MAN \u2013 Master Accountant Network is proud to be a strategic partner providing <\/span><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/dich-vu-kiem-toan\/\"><span style=\"font-weight: 400;\">auditing services<\/span><\/a><span style=\"font-weight: 400;\"> and in-depth internal control system audits. With a team of experienced auditors who possess a deep understanding of Vietnamese tax and accounting laws, we are committed to providing valuable recommendations, helping businesses operate with peace of mind and enhance their market position.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cac_dich_vu_khac\"><\/span><b>Other services<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/dich-vu-kiem-toan-bao-cao-tai-chinh-tai-man\/\"><span style=\"font-weight: 400;\">Financial statement audit services<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/dich-vu-kiem-toan-noi-bo-tron-goi\/\"><span style=\"font-weight: 400;\">Internal audit services<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/dich-vu-danh-gia-he-thong-kiem-soat-noi-bo-tron-goi\/\"><span style=\"font-weight: 400;\">Internal Control System Assessment Service<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/dich-vu-kiem-toan-theo-yeu-cau-chuyen-sau\/\"><span style=\"font-weight: 400;\">Auditing services on request<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/dich-vu-kiem-toan-thue-chuyen-nghiep\/\"><span style=\"font-weight: 400;\">Professional tax audit services<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/dich-vu-kiem-toan-xay-dung-toi-uu\/\"><span style=\"font-weight: 400;\">Construction auditing services<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/kiemtoan.man.net.vn\/en\/dich-vu-kiem-toan-quyet-toan-du-an-hoan-thanh-theo-quy-dinh\/\"><span style=\"font-weight: 400;\">Completed project settlement audit service<\/span><\/a><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Thong_tin_lien_he_dich_vu_tai_MAN_%E2%80%93_Master_Accountant_Network\"><\/span><b>Service contact information at MAN \u2013 Master Accountant Network<\/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;\">Address: No. 19A, Street 43, Tan Thuan Ward, Ho Chi Minh City<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mobile\/Zalo: 0903 963 163 \u2013 0903 428 622<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Email: man@man.net.vn<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Content production by: Mr. <\/span><a href=\"https:\/\/man.net.vn\/le-hoang-tuyen\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Le Hoang Tuyen<\/span><\/a><span style=\"font-weight: 400;\"> \u2013 Founder &amp; CEO MAN \u2013 Master Accountant Network, Vietnamese CPA Auditor with over 30 years of experience in Accounting, Auditing and Financial Consulting.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap_ve_kiem_toan_he_thong_kiem_soat_noi_bo\"><\/span><b>Frequently Asked Questions about Internal Control System Audits<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n        <section class=\"sc_fs_faq sc_card\">\n            <div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"Doanh_nghiep_tu_nhan_khong_niem_yet_co_bat_buoc_phai_thuc_hien_kiem_toan_he_thong_kiem_soat_noi_bo_khong\"><\/span>Are privately owned, unlisted companies required to conduct internal control system audits? <span class=\"ez-toc-section-end\"><\/span><\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tAccording to the 2015 Accounting Law, all accounting entities must establish an internal control system. However, auditing this system may not be legally mandatory as it is for listed companies, but it is extremely necessary to protect the owner&#039;s assets and avoid tax risks.                    <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card\">\n            <div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"Chi_phi_thuc_hien_mot_cuoc_kiem_toan_he_thong_kiem_soat_noi_bo_la_bao_nhieu\"><\/span>What is the cost of conducting an internal control system audit? <span class=\"ez-toc-section-end\"><\/span><\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tThe cost depends on the size of the business, the number of branches, and the complexity of business processes. Typically, this cost represents only a very small fraction of the money a business could lose due to fraud or tax penalties.                    <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card\">\n            <div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"Kiem_toan_he_thong_kiem_soat_noi_bo_mat_bao_lau\"><\/span>How long does an internal control system audit take?<span class=\"ez-toc-section-end\"><\/span><\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tA standard audit typically lasts between two and four weeks, depending on how well-prepared the company&#039;s documentation is.                    <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t\n<script type=\"application\/ld+json\">\n    {\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Doanh nghi\u1ec7p t\u01b0 nh\u00e2n kh\u00f4ng ni\u00eam y\u1ebft c\u00f3 b\u1eaft bu\u1ed9c ph\u1ea3i th\u1ef1c hi\u1ec7n ki\u1ec3m to\u00e1n h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t n\u1ed9i b\u1ed9 kh\u00f4ng? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Theo Lu\u1eadt K\u1ebf to\u00e1n 2015, m\u1ecdi \u0111\u01a1n v\u1ecb k\u1ebf to\u00e1n \u0111\u1ec1u ph\u1ea3i thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng KSNB. 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Th\u00f4ng th\u01b0\u1eddng, chi ph\u00ed n\u00e0y ch\u1ec9 chi\u1ebfm m\u1ed9t ph\u1ea7n r\u1ea5t nh\u1ecf so v\u1edbi s\u1ed1 ti\u1ec1n doanh nghi\u1ec7p c\u00f3 th\u1ec3 b\u1ecb th\u1ea5t tho\u00e1t do gian l\u1eadn ho\u1eb7c b\u1ecb ph\u1ea1t thu\u1ebf.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Ki\u1ec3m to\u00e1n h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t n\u1ed9i b\u1ed9 m\u1ea5t bao l\u00e2u?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"M\u1ed9t cu\u1ed9c ki\u1ec3m to\u00e1n ti\u00eau chu\u1ea9n th\u01b0\u1eddng k\u00e9o d\u00e0i t\u1eeb 2 \u0111\u1ebfn 4 tu\u1ea7n t\u00f9y thu\u1ed9c v\u00e0o s\u1ef1 chu\u1ea9n b\u1ecb h\u1ed3 s\u01a1 c\u1ee7a doanh nghi\u1ec7p.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t    ]\n}\n<\/script>","protected":false},"excerpt":{"rendered":"<p>Ki\u1ec3m to\u00e1n h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t n\u1ed9i b\u1ed9 l\u00e0 ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1nh gi\u00e1 \u0111\u1ed9c l\u1eadp, kh\u00e1ch quan nh\u1eb1m \u0111\u1ea3m b\u1ea3o t\u00ednh h\u1eefu hi\u1ec7u v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c quy tr\u00ecnh qu\u1ea3n tr\u1ecb r\u1ee7i ro t\u1ea1i doanh nghi\u1ec7p. Trong b\u1ed1i c\u1ea3nh n\u1ec1n kinh t\u1ebf s\u1ed1 ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd, vi\u1ec7c thi\u1ebft l\u1eadp m\u1ed9t h\u1ec7 th\u1ed1ng ki\u1ec3m [&hellip;]<\/p>","protected":false},"author":5,"featured_media":5285,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[26],"tags":[],"class_list":["post-5283","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-phan-tich"],"acf":[],"_links":{"self":[{"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/posts\/5283","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/comments?post=5283"}],"version-history":[{"count":1,"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/posts\/5283\/revisions"}],"predecessor-version":[{"id":5288,"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/posts\/5283\/revisions\/5288"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/media\/5285"}],"wp:attachment":[{"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/media?parent=5283"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/categories?post=5283"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kiemtoan.man.net.vn\/en\/wp-json\/wp\/v2\/tags?post=5283"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}