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HomeGuidesGST Audit Guide
FY 2025-26 · AY 2026-27
Updated August 2026

GST Audit Limit: A Comprehensive Guide for FY 2025-26Understanding GST Audit Requirements for Turnover Above ₹5 Crore

Explore the GST audit requirements for businesses with an annual turnover exceeding ₹5 crore. Learn about the audit process, eligibility, and compliance for FY 2025-26.

GST Audit Guide Contents
1

Need for GST Audit and Meaning


2

Types of GST Audit


3

Turnover-based Audit under Section 35(5) of CGST Act


4

Qualification of GST Auditor & Eligibility


5

Conducting GST Audit & Issue of GST Audit Report


6

FAQs on GST Audit

Need for GST Audit and Meaning

GST audit ensures the accuracy of tax declarations and compliance with GST laws.

  1. Purpose of GST Audit

    GST audit is conducted to verify the correctness of turnover declared, taxes paid, and input tax credit availed.

    • Ensures compliance with GST laws.

    • Identifies discrepancies in tax filings.

    • Promotes transparency in financial reporting.

  2. GST Audit Mechanism

    A robust audit mechanism is essential for maintaining the integrity of the GST system.

    • Involves examination of financial records.

    • Conducted by authorized professionals.

    • Ensures taxpayer self-assessment accuracy.

Types of GST Audit

  1. Turnover-based Audit

    Mandatory for businesses with turnover exceeding ₹5 crore.

    • Conducted by Chartered Accountants.

    • Self-certification required for GSTR-9C.

    • Applicable from FY 2020-21 onwards.

  2. Normal Audit

    Initiated by the tax authorities to ensure compliance.

    • Conducted by CGST/SGST officers.

    • Requires 15 days prior notice.

    • Focuses on specific compliance issues.

  3. Special Audit

    Ordered by tax authorities for specific cases.

    • Conducted by nominated Chartered Accountants.

    • Requires approval from the Commissioner.

    • Focuses on complex tax issues.

Turnover-based Audit under Section 35(5) of CGST Act

  1. Eligibility Criteria

    Businesses with annual turnover above ₹5 crore must undergo a GST audit.

    • Turnover includes taxable and exempt supplies.

    • Calculated on a PAN basis.

    • Applies to all entities under the same PAN.

  2. Calculation of Aggregate Turnover

    Aggregate turnover is crucial for determining audit applicability.

    • Includes inter-state and intra-state supplies.

    • Excludes GST paid on reverse charge.

    • Considers export supplies.

  3. Example Calculation

    Illustration of turnover calculation for audit eligibility.

    • Total taxable supplies: ₹4 crore.

    • Exempt supplies: ₹1.5 crore.

    • Aggregate turnover: ₹5.5 crore (eligible for audit).

Qualification of GST Auditor & Eligibility

  1. Eligibility of Auditors

    Only qualified professionals can conduct a GST audit.

    • Must be a Chartered Accountant or Cost Accountant.

    • Registered with the ICAI or ICMAI.

    • Independent of the audited entity.

  2. Appointment of GST Auditor

    The process of appointing a GST auditor is crucial for compliance.

    • Appointed by the taxpayer.

    • Must be appointed before the end of the financial year.

    • Formal engagement letter required.

Conducting GST Audit & Issue of GST Audit Report

  1. Audit Process

    Steps involved in conducting a GST audit.

    • Review of financial records and returns.

    • Verification of input tax credit claims.

    • Assessment of tax liability declarations.

  2. Forms for Annual Return and GST Audit

    Specific forms are required for filing annual returns and audit reports.

    • Form GSTR-9 for annual return.

    • Form GSTR-9C for audit report.

    • Self-certification of GSTR-9C required.

  3. Submission of GST Audit Report

    Timely submission of audit reports is essential for compliance.

    • Deadline for submission is 31st December following the financial year.

    • Late submission may attract penalties.

    • Ensure accuracy and completeness of reports.

FAQs on GST Audit

What is the GST audit turnover limit for FY 2025-26?

For FY 2025-26, businesses with an annual turnover exceeding ₹5 crore are required to undergo a GST audit. This includes all taxable, exempt, and export supplies calculated on a PAN basis.


Who can conduct a GST audit?

A GST audit must be conducted by a Chartered Accountant or Cost Accountant who is registered with the ICAI or ICMAI and is independent of the audited entity.


What forms are required for GST audit compliance?

Businesses must file Form GSTR-9 for the annual return and Form GSTR-9C for the audit report. GSTR-9C must be self-certified by the taxpayer.


When is the deadline for submitting the GST audit report?

The GST audit report must be submitted by 31st December following the end of the financial year. Delays in submission can result in penalties.


What penalties apply for late submission of GST audit reports?

Penalties for late submission of GST audit reports can include fines and interest on outstanding tax liabilities. It's crucial to meet the 31st December deadline.


How is aggregate turnover calculated for GST audit purposes?

Aggregate turnover includes all taxable, exempt, and export supplies across all entities under the same PAN. It excludes GST paid on reverse charge.


Can a business with turnover below ₹5 crore be audited?

Generally, businesses with turnover below ₹5 crore are not required to undergo a GST audit. However, they must still comply with other GST filing requirements.


What is the role of the GST auditor?

The GST auditor reviews financial records, verifies tax declarations, and ensures compliance with GST laws. They provide an audit report detailing their findings.


Is self-certification of GSTR-9C mandatory?

Yes, from FY 2020-21 onwards, taxpayers with turnover above ₹5 crore must self-certify GSTR-9C, ensuring accuracy and compliance with GST regulations.


What happens if discrepancies are found during a GST audit?

If discrepancies are found, the taxpayer may need to rectify errors, pay additional taxes, and possibly face penalties. Accurate record-keeping is essential to avoid issues.

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