Internal audit reports are the most important legal and professional documents for assessing compliance, operational efficiency, and internal control systems at credit institutions. In the context of Vietnam's financial sector undergoing significant transformation according to Basel II and Basel III standards, preparing these reports is not only a mandatory requirement. Circular 13/2018/TT-NHNN It also serves as a "shield" protecting banks from operational risks and financial fraud.
Currently, according to data from the State Bank of Vietnam, over 951 serious violations in the banking system could be detected early if internal audit reports were prepared objectively and meticulously. This article will analyze in detail everything from the legal basis and report structure to advanced technical skills to help auditors and managers optimize control processes within their organizations.
The importance of internal bank audit reports in risk management.
Establishing and maintaining the quality of internal bank audit reports is vital to the stability of the national financial system. This is a direct tool that helps the Board of Directors and the Executive Board gain a comprehensive overview of the system's "health," thereby enabling them to make accurate strategic decisions.
According to the Law on Credit Institutions of 2024, internal audits must conduct independent reviews of all business activities. The bank's internal audit report is the final product of this process, truthfully reflecting the shortcomings in credit processes, capital mobilization, and the booming digital banking services today.
Internal audit reporting activities in Vietnamese banks are currently subject to the direct and strict regulation of the legal framework. Auditors should pay particular attention to the following documents:
- Law on Credit Institutions No. 32/2024/QH15Framework regulations on internal control and auditing.
- Circular 13/2018/TT-NHNN: Detailed regulations on the internal control system of commercial banks and branches of foreign banks.
- Decree 05/2019/ND-CPRegulations on internal auditing for public service units, enterprises, and credit institutions.
- Vietnamese Internal Auditing StandardsIssued together with Decision 432/QD-BTC.
Compliance with these documents ensures that the bank's internal audit report has legal validity before the inspection and supervisory agencies of the State Bank of Vietnam and international partners.
Standard structure of a modern bank internal audit report.
A high-quality internal bank audit report needs to be presented in a scientific, logical, and easily understandable manner. It shouldn't simply list errors; the report must demonstrate advisory value through recommendations for process improvement.
Typically, the structure of an internal bank audit report includes five main sections: Objectives – Scope, Methodology, Audit Results, Risk Assessment, and Recommendations for Remediation. This clarity in presentation helps management quickly grasp the key issues that need immediate priority attention.
| Criteria | Periodic audit report | Ad-hoc audit report | Specialized audit report |
| Frequency | Annually/Quarterly | When there are signs of wrongdoing | According to management requirements |
| Scope | All unit activities | Area with risk/fraud | A specific business area |
| Purpose | Overall compliance assessment | Troubleshooting, fraud | Optimizing the efficiency of the private array |
| Recipient | Board of Directors, Supervisory Board | Leadership, Police Department | Relevant department |
Detailed analysis of the content of internal bank audit reports according to Circular 13.
According to Circular 13/2018/TT-NHNN, a bank's internal audit report must clarify three lines of defense. Internal audit is the third line of defense, responsible for assessing the independence and objectivity of the two preceding lines of defense (business units and risk management units).
The central focus of an internal bank audit report typically revolves around assessing credit risk. Auditors will examine loan files, appraisal processes, disbursement, and collateral management to determine whether the actual non-performing loan ratio matches the reported figures.
Checking compliance in the bank's internal audit report.
Compliance is a prerequisite in all banking operations. When preparing an internal audit report, the audit department must compare actual transactions with internal regulations and State Bank regulations on capital adequacy limits (CAR) and loan-to-deposit ratio (LDR).
If any deviations are detected, the bank's internal audit report must clearly state the cause: whether it was due to system errors, lax procedures, or intentional misconduct by individuals. This helps prevent legal risks that could lead to administrative penalties or suspension of operations.
Evaluating information technology and digital banking systems.
In the era of Industry 4.0, the majority of current internal bank audit reports focus on data security and electronic payment safety. Examining security layers, OTP authentication processes, biometrics, and the ability to withstand cyberattacks is a pressing task.
Internal bank audit reports need to clearly identify vulnerabilities in the Core Banking system and Mobile Banking applications. Recent cases of financial losses demonstrate that if the report does not accurately reflect the state of cybersecurity, the bank will face enormous reputational risks.
Professional internal audit report preparation process for banks.
To produce a compelling internal bank audit report, the process must go through rigorous steps from planning to conclusion. Each step requires seamless coordination between audit team members and the audited entity.
This process involves not only document verification but also observation, interviews, and the use of modern auditing software (CAATs). The compiled results will provide solid evidence for the conclusions in the bank's subsequent internal audit report.
Step 1: Gather information and conduct a preliminary assessment.
Before beginning to write an internal audit report for a bank, auditors need to gather financial statements, management reports, and meeting minutes. This preliminary assessment helps identify high-risk "hot spots" so that resources can be focused on more thorough examination.
Step 2: Conduct a detailed inspection and gather evidence.
At this stage, raw data will be transformed into specific audit findings. The bank's internal audit report will be based on highly representative samples. For example, auditors might randomly select 50 large credit files to examine the completeness of assets.
Step 3: Discuss the draft internal audit report of the bank.
A common mistake is releasing a report without first discussing it with the audited entity. To ensure the objectivity of an internal bank audit report, auditors need to listen to explanations from relevant departments and adjust their assessments accordingly for a more impartial view.
Common mistakes when preparing internal audit reports for banks and how to fix them.
Many current internal bank audit reports remain largely 형식적인 (formalistic) and fail to delve into the core issues. This diminishes their value as management advisors and renders them merely administrative procedures to comply with regulatory authorities.
The most common mistake is that the language in internal bank audit reports is too vague, using general terms like "attention required" or "should be considered." This leaves management confused about making effective decisions regarding post-audit actions.
Many auditors make subjective judgments without clear supporting data. An excellent internal bank audit report must be based on numbers: for example, instead of saying “loose credit processes,” specify the percentage of files lacking independent asset valuation reports.
| Type of error | Occurrence rate | Consequences | Proposed solution |
| Accounting errors | 10% | Incorrect financial statements | Enhance automatic matching |
| Missing original documents | 25% | Legal risks/Debt recovery | Digitizing records |
| Exceeding the approved limit | 5% | Liquidity risk | Install blocking on the system. |
| IT security vulnerability | 30% | Information leak | Periodic system audits |
The role of internal bank audit reports for stakeholders.
Internal bank audit reports serve not only internal purposes but also as reference documents for international credit rating agencies. A bank with a strong audit system will have a higher credit score and reduce the cost of raising capital in the international market.
For shareholders, a bank's internal audit report is a commitment to transparency. When risk information is exposed and addressed promptly, the bank's share value is sustainably protected against volatility and false rumors.
Despite their different functions, internal bank audit reports are a valuable source of data for independent audit firms. Sharing the results helps minimize the time spent re-evaluating processes, thereby saving banks significant costs.
Applying AI and Big Data technology to internal bank audit reports.
The current trend is shifting from post-auditing to continuous auditing. This means that internal audit reports from banks will be updated almost in real time thanks to direct connections with the bank's operating big data systems.
AI technology can scan millions of transactions per second to detect unusual behavioral patterns. These findings are automatically incorporated into the bank's internal audit reports as early warnings, helping to prevent fraud before actual losses occur.
Benefits of Digital Auditing
- Increase accuracyEliminate human error in data entry for internal bank audit reports.
- Save timeAutomate complex tables and comparison charts.
- Expand the scope: Checks 100% data instead of selecting a sample like traditional methods.
Conclude
Internal bank audit reports are an indispensable link in the modern risk management ecosystem. A well-prepared report, complying with the law and utilizing advanced technology, will serve as a guide to help banks navigate market fluctuations.
Understanding the challenges in establishing control processes, MAN – Master Accountant Network provides in-depth internal audit consulting and implementation services. We are committed to delivering standard internal audit reporting solutions for banks, helping businesses enhance their position and sustainable reputation.
Other services
- Financial statement audit services
- Internal audit services
- Internal Control System Assessment Service
- Auditing services on request
- Professional tax audit services
- Construction auditing services
- Completed project settlement audit service
Service contact information at MAN – Master Accountant Network
- Address: No. 19A, Street 43, Tan Thuan Ward, Ho Chi Minh City
- Mobile/Zalo: 0903 963 163 – 0903 428 622
- Email: man@man.net.vn
Content production by: Mr. Le Hoang Tuyen – Founder & CEO MAN – Master Accountant Network, Vietnamese CPA Auditor with over 30 years of experience in Accounting, Auditing and Financial Consulting.
Frequently Asked Questions about Bank Internal Audit Reports
Is it mandatory for banks to submit their internal audit reports to the State Bank of Vietnam?
Banks are required to submit a consolidated annual internal audit report to the State Bank of Vietnam. Specialized reports detailing serious irregularities must also be reported promptly in accordance with current legal regulations.
Who is ultimately responsible for the accuracy and integrity of a bank's internal audit report?
The head of the internal audit department is the signatory and is primarily responsible for the content. However, the Board of Directors and the Supervisory Board also have the responsibility to oversee the report to ensure its independence and objectivity.
What is the retention period for internal audit reports of banks?
According to the Accounting Act, these reports are typically retained for a minimum of 10 years. Reports relating to cases under investigation or complaint resolution may be required to be retained indefinitely, depending on the circumstances.
How can we improve the credibility of the bank's internal audit report with the management board?
Auditors need to act as strategic partners. Internal bank audit reports should not only point out errors but also propose practical solutions to help the bank operate safely and develop its business effectively.
