Gstr 3B Autopopulated

The variance autopopulation issue in GSTR-3B can be frustrating. When you file GSTR-3B, the system auto-populates data from GSTR-1 and GSTR-2B.

However, if there are discrepancies or mismatches between these forms, you may encounter issues like the one you're facing.

The errors you're seeing in sections 3.1, 3.1.1, and 3.2, indicated by red flags, suggest that there are inconsistencies in your GSTR-1 and GSTR-2B data. 

These errors need to be resolved before you can file GSTR-3B.

 To resolve this issue, I recommend verifying your GSTR-1 and GSTR-2B data to identify the discrepancies. You can do this by: - *

Reconciling GSTR-1 and GSTR-2B data*: Ensure that the data in both forms matches, especially for sections 3.1, 3.1.1, and 3.2. - *Correcting errors in GSTR-1 and GSTR-2B*:

 Make any necessary corrections to your GSTR-1 and GSTR-2B data to resolve the discrepancies. -

 *Re-generating GSTR-3B*:

Once you've corrected the errors, re-generate GSTR-3B to ensure that the data is auto-populated correctly. 

If you're still facing issues, consider consulting a tax professional or seeking guidance from the GST helpdesk.

It sounds like you’re encountering an issue with the auto-population of data in GSTR-3B. Here are some insights that might help:

Auto-population of Variance: The variance is auto-populated based on the data from GSTR-1 and GSTR-2B. However, it might not always reflect directly in GSTR-3B due to discrepancies or mismatches in the data reported in these forms1.

Issues in Tables 3.1, 3.1.1, and 3.2: These tables are crucial for reporting outward supplies and inward supplies liable to reverse charge. If there are discrepancies or missing data in GSTR-1 or GSTR-2B, the system flags these issues in red to alert you1.

Filing October Monthly Return: If you tried filing your October return and encountered these issues, it might be due to incomplete or incorrect data in your GSTR-1 or GSTR-2B. Ensure that all data is accurately reported in these forms before attempting to file GSTR-3B2.

To resolve this, you can:

Review and Correct Data: Check your GSTR-1 and GSTR-2B for any discrepancies or missing information. Correct these before filing GSTR-3B.

Manual Entry: If the auto-populated data is incorrect, you can manually enter the correct values in GSTR-3B. The system will allow you to proceed even if there are variances, but it will alert you to review the data

GSTR-3B autopopulation from IMS trips a lot of filers right now because the logic is different from the old manual entry.

Here is how it works: when you take actions on invoices in the Invoice Management System (accept, reject, or mark pending), those values get auto-populated into GSTR-3B table 4. The critical rule is that invoices marked as PENDING in IMS are treated as ACCEPTED for the current period.

Two things to check before you file:
- All invoices in IMS should be actioned before you open GSTR-3B. Leaving any invoice pending will include it in the autopopulated ITC, even if you intend to claim it next month.
- If the autopopulated figure does not match your books, the fix must happen inside IMS first. You cannot directly edit table 4 values in GSTR-3B once IMS has populated them.

After taking IMS actions, use the refresh option inside GSTR-3B to pull the updated values before saving.

This step-by-step [GSTR-3B filing guide with IMS screenshots](https://taxgarden.in/blog/gst-login-gstr-3b-filing-step-by-step-guide-screenshots-2026) walks through the IMS action flow and table 4 reconciliation.