GSTR-3B ITC Reporting Based on GSTR-2B - under Section 16(2)(aa)

GSTR-3B ITC Reporting Based on GSTR-2B: Correct Treatment of Eligible, Temporary and Permanent Reversal

Under the GST law, Input Tax Credit (ITC) reporting in GSTR-3B is no longer driven by book entries alone. The system has shifted to a filing-month GSTR-2B based mechanism, and misunderstanding this logic has become one of the biggest reasons for ITC mismatches and departmental notices.

This article explains the legally correct method of reporting ITC in Table 4 of GSTR-3B, backed by the CGST Act, Rules and CBIC clarification.

Legal Framework Governing ITC Reporting

The foundation of this mechanism comes from a combination of statutory provisions.

Section 16(2)(aa) of the CGST Act, 2017 provides that ITC shall be available only when the details of the invoice or debit note have been furnished by the supplier in GSTR-1 and such details are communicated to the recipient through GSTR-2B.

Rule 36(4) of the CGST Rules, 2017 further restricts ITC to the amount reflected in GSTR-2B.

To remove confusion regarding reporting in GSTR-3B, CBIC Circular No. 170/02/2022-GST dated 06-07-2022 clarified the method of disclosing ITC in Table 4 of GSTR-3B.

ITC must first be reported on the basis of GSTR-2B of the filing month, and only thereafter adjusted for reversals.

Core Principle of GSTR-3B Table 4

For any tax period, the taxpayer must consider the total ITC appearing in GSTR-2B of that filing month, irrespective of whether the invoices are recorded in the books of accounts or not. The reconciliation with books and eligibility conditions is done after reporting the total ITC, through appropriate reversals.

Practical Illustration

Assume the following details for a particular month:

Total ITC appearing in GSTR-2B: ₹100

• ₹70 relates to invoices recorded in books and is fully eligible
• ₹20 relates to invoices not yet recorded in books or pending due to timing or supplier-related issues
• ₹10 relates to ITC, which is ineligible or does not pertain to the taxpayer (for example, blocked credit under Section 17(5), wrong GSTIN, personal use, etc.)

Correct Reporting in GSTR-3B

Step 1: Table 4(A) – ITC Available

The entire ITC appearing in GSTR-2B for the filing month must be reported here.

Amount to be reported: ₹100

At this stage, no segregation is made between eligible and ineligible ITC.

Step 2: Table 4(B)(1) – Permanent Reversal

ITC, which is ineligible by nature or does not pertain to the taxpayer, must be shown as a permanent reversal.

Amount to be reported: ₹10

This ITC will never be reclaimed in future.

Step 3: Table 4(B)(2) – Temporary Reversal

ITC, which appears in GSTR-2B but is not booked in accounts for the filing month or is pending due to timing differences, must be shown as a temporary reversal.

Amount to be reported: ₹20

This ITC remains eligible and can be reclaimed in a later month once the issue is resolved.

Net ITC Availed in GSTR-3B

₹100 – ₹10 – ₹20 = ₹70

This ensures that:

• ITC availed matches books of accounts
• GSTR-3B remains aligned with GSTR-2B
• Compliance risk is minimised

Treatment of Temporarily Reversed ITC in Future

When the temporarily reversed ITC becomes eligible — for example, when the invoice is recorded in books or other conditions are fulfilled — the same can be reclaimed in a subsequent month.

• The ITC is added again in Table 4(A)
• The corresponding amount is reduced from Table 4(B)(2)

No interest liability arises, as the ITC was never wrongly availed.

Common Errors Leading to GST Notices

Many taxpayers still commit basic mistakes, such as:

• Reporting only book-based ITC in Table 4(A)
• Ignoring GSTR-2B invoices not recorded in books
• Treating temporary reversals as permanent
• Applying pre-2B logic to GSTR-3B reporting

These errors result in system mismatches and automated notices.

Conclusion

GSTR-2B of the filing month is the starting point for ITC reporting. Reversals are adjustments, not filters.

By first reporting total GSTR-2B ITC and then clearly segregating permanent and temporary reversals, taxpayers can ensure accurate compliance, smoother audits and reduced litigation.

Applicable Sections & Rules for ITC Reporting in GSTR-3B

Understanding the filing month-based ITC logic under GST is essential for correct reporting. Here’s a concise guide:

Concept	Relevant Section / Rule / Circular	Key Takeaways
ITC eligibility based on the supplier invoice	Section 16(2)(aa) of CGST Act, 2017	ITC is available only when invoice/debit note details are furnished by the supplier and reflected in GSTR-2B. This forms the foundation of filing-month based ITC logic.
Limit ITC availed in GSTR-3B to GSTR-2B	Rule 36(4) of CGST Rules, 2017	ITC claimed in GSTR-3B cannot exceed the amount appearing in GSTR-2B for the month, preventing excess claims and ensuring alignment with supplier returns.
Clarification on Table 4 reporting & reversals	CBIC Circular No. 170/02/2022-GST dated 06-07-2022	Explains how to report ITC in Table 4 of GSTR-3B, including: • Eligible ITC • Temporary reversal (booked later) • Permanent reversal (ineligible)

Summary: This framework ensures that the ITC claimed in GSTR-3B is strictly based on supplier-reported data, aligning with GSTR-2B, and follows CBIC guidelines for reversals and eligibility.