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TurboGST

RET291109: Invalid supplier GSTIN

The supplier GSTIN in the file is not valid.

Why it happens

  • Mistyped taxpayer GSTIN in the file header.

How to fix it

  1. Enter the correct GSTIN and regenerate the file.

Last checked 17 October 2026

Based on public write-ups of this portal error, not on GSTN's own documentation. If the portal's message differs from what's described here, trust the portal and ask your CA.