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GSTR-1/GSTR-3B: Exceptions & Resolutions

This page lists down the frequently occurring conflicts and exceptions displayed in the GSTR-1/GSTR-3B report. 

1. Mismatch in the Nature of Transaction and Place of Supply
2. HSN/SAC Exceptions
   1. HSN/SAC is invalid, mismatched, or not specified
   2. HSN/SAC is invalid or not specified or Mismatched
3. Invalid Source of GST Details
4. Incorrect Registration Type or Tax Ledger is selected in the Bank transaction
5. Marked for Deletion on Portal
6. Unable to determine the transaction Type
7. Unable to determine original sales value
8. Taxability Type is invalid or not specified
9. Duplicate Voucher No./Document No.
10. Applicable tax ledger is not selected
11. Tax Rate is not specified
12. Voucher No. is incorrect or not specified
13. Supplier Invoice No. is incorrect or not specified
14. Mismatch between expected tax amount and the modified tax amount in transaction
15. Mismatch between master and transaction
    1. Mismatch in GST Registration Details between the Party and the transaction
    2. Mismatch in Tax Rate Details between the master and transaction
16. GST Rate Details are overridden in transaction
17. Tax Ledger is not specified
18. UOM is not mapped to the Unit Quantity Code (UQC)
19. Unable to determine the transaction Type
20. GST Registration Details of the Company are invalid or not specified
21. Place of Supply is invalid or not specified
22. Taxability Type is invalid or not specified
23. GSTR-1-Related Conflicts
    1. Conflicts Between Masters and Transactions for the Current Return period or All Return Periods
    2. Transactions having potential conflicts between the master and the transaction