Statutory Audit vs Internal Audit
Statutory Audit vs Internal Audit — mandatory compliance vs management tool
Overview
Statutory Audit is a legally mandated annual audit of financial statements by a qualified CA. Internal Audit is management's self-assessment tool for risk and controls. Both are important but serve different purposes — one is for regulators, the other for management.
Head-to-Head Comparison
| Factor | Statutory Audit | Internal Audit | Winner |
|---|---|---|---|
| Who Conducts? | Independent Chartered Accountant (external) | Internal audit team or external agency | Tie |
| Mandatory? | Yes — for all registered companies + specified entities | Mandatory only for listed companies and large businesses | A wins |
| Governing Law | Companies Act 2013, Income Tax Act, GST Act | Companies Act (for specified entities) | Tie |
| Reporting To | Shareholders (Annual Report), regulators | Management / Audit Committee | Tie |
| Frequency | Annual | Quarterly or continuous | B wins |
| Purpose | Express opinion on financial statement fairness | Identify operational risks, fraud, control gaps | Tie |
Data updated for FY 2025–26. Regulations may change — consult a professional before deciding.
Which Should You Choose?
Choose Statutory Audit if…
Statutory Audit is mandatory for all companies (under Companies Act) and certain businesses by law. Non-compliance attracts severe penalties.
Get Statutory AuditChoose Internal Audit if…
Internal Audit is best practice for risk management and operational efficiency. It is mandatory only for larger listed companies and specified entities.
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Common questions about Statutory Audit vs Internal Audit
Yes. All registered companies (Private Limited, Public Limited, OPC) must get their accounts audited by a qualified CA every financial year under Section 139 of the Companies Act 2013, regardless of turnover or profitability.
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