This GSTIN VALIDATION TOOL V.1 is created to help the professionals and the article trainees in validating bulk GSTINS at one click.
NOTE:
1. You can operate this tool in Microsoft Excel 2016, Excel 2019, or Excel for Microsoft 365.
2. This utility performs just structural validation of GST Number. It does not tell if entered GST Number exists or not, as GST Number database is not available publicly
3. 15 th digit character guess is purely based on predictive analysis (checksum method) of 14 digits. It yields output even if a structurally invalid number is entered.
4. Users are adived to verify GST Number on their end for safety.
