GSTR-3B Update: Table 3.2 Will Be Auto-Filled and Locked from July 2025

Mandatory Auto-Population of Table 3.2 in GSTR-3B from July 2025: What It Means for You

Starting July 2025, the auto-population of Table 3.2 in GSTR-3B will become mandatory and non-editable, as per a new advisory by GSTN. This move aims to streamline intra-state and inter-state supply reporting, ensure accurate tax credit flow, and minimise return-filing errors.

Let’s break down what this means for taxpayers, what to expect, and how to stay compliant.


What is Table 3.2 in GSTR-3B?

Table 3.2 captures outward taxable supplies made to unregistered persons, composition taxpayers, and UIN holders, specifically across inter-State transactions.

It is vital for:

  • State-wise apportionment of IGST
  • Credit flow between Centre and States
  • Identifying outward taxable supplies not included in Table 3.1

What’s Changing from July 2025?

According to GSTN’s latest Advisory issued in July 2025:

  • Table 3.2 of GSTR-3B will be auto-populated using e-invoice and e-way bill data.
  • Taxpayers cannot edit Table 3.2 during GSTR-3B filing.
  • Changes, if any, must be corrected in the source documents (e.g. GSTR-1, e-invoice).

Legal Basis of Auto-Population

This move is backed by:

  • Section 37(1) of the CGST Act: Mandates furnishing of outward supplies.
  • Rule 59(6) of the CGST Rules: Restricts filing GSTR-1 if GSTR-3B is pending.
  • Circular No. 185/17/2022-GST: Emphasises return validation using e-invoice and IRP systems.

Why the Non-Editability?

GSTN data reveals:

  • 20.05 lakh taxpayers filed returns on the last day (Nov 2023 report).
  • Errors due to mismatch in GSTR-1 and 3B are common.

Hence, to ensure data consistency and reduce manual errors, non-editability is being enforced.


Compliance Impact for Small Businesses

Example: Sharma Electronics, a sole proprietor in Rajasthan, makes IGST sales to Delhi-based customers.
Earlier, he manually entered state-wise sales in Table 3.2. From July 2025:

  • His GSTR-3B will auto-pick this from e-invoice.
  • Any mismatch must be rectified at the e-invoice or GSTR-1 level before filing.

Implications:

  • Less manual work, but more system dependency
  • Increased reliance on tax professionals for corrections
  • Greater need to file on time and verify e-invoice data

What Taxpayers Should Do

To avoid filing delays and notices:

1. Reconcile regularly

  • Match outward supplies in GSTR-1 with e-invoice data
  • Check B2C interstate invoices are correctly reported

2. Avoid backdated corrections

  • If GSTR-1 is already filed, amend via next month’s return
  • Keep invoice-level data clean at entry

3. Train your team

  • Educate staff on why Table 3.2 is locked
  • Ensure correct state codes in billing software

4. Use GST-compliant tools

  • Choose platforms that auto-sync GSTR-1, e-invoice, and 3B
  • Efiletax offers GST compliance solutions for growing businesses

GSTN’s Key FAQs on Table 3.2 Changes

QuestionAnswer
Can I edit Table 3.2 from July 2025?No, it will be auto-populated and locked.
What if my data is incorrect?Correct it in e-invoice or GSTR-1 before GSTR-3B filing.
Will this apply to all taxpayers?Yes, for all who generate e-invoices and file GSTR-3B.
How can I avoid mismatches?Ensure invoice data entry is accurate and reconciled monthly.

Expert View: Use This to Your Advantage

“Most errors in GST filing stem from human entry. Auto-populated Table 3.2 eliminates manual errors and ensures credit flows correctly. But accuracy now shifts upstream — at invoice generation. Get that right, and this reform will actually simplify things.”
S. Rajkumar, GST Consultant, Chennai


Summary

From July 2025, Table 3.2 in GSTR-3B will be auto-populated and locked. Taxpayers must ensure accurate GSTR-1 and e-invoice data. Manual edits won’t be allowed. Timely reconciliation and use of compliant billing software are key to avoid GST return mismatches.


FAQs

Q1. Will auto-population affect Table 3.1 too?
Not yet. Table 3.1 remains editable, but subject to validations.

Q2. What if I don’t generate e-invoices?
You’ll still need to report B2C interstate supplies correctly in GSTR-1. Future changes may expand auto-population scope.

Q3. Is this applicable for nil returns?
If there are no outward supplies, Table 3.2 will remain blank. But check e-way bills and e-invoice logs before assuming nil.


Final Thoughts & CTA

This update reflects the government’s push toward error-free digital tax compliance. While non-editability might seem restrictive, it’s actually a move to reduce notices, mismatches, and refund delays.

Need help filing GSTR-3B without errors?
Let Efiletax handle it — from e-invoice sync to 3B filing and notices, we’ve got your back.

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