A good GSTR-1 process starts in the sales register. Correcting invoice data before export is usually easier than discovering inconsistencies during portal submission.
Review master data
Check business GSTIN, customer GSTIN, state codes, place of supply and item tax settings.
- ✓GSTIN format
- ✓Invoice date and number
- ✓Place of supply
- ✓HSN/SAC and tax rate
Review transaction classifications
Separate B2B, B2C, exports, credit notes and other relevant sections based on current GST rules and professional advice.
Validate before upload
Review totals against the sales register and financial records. Downloading or uploading a JSON file does not itself complete return filing.
Frequently asked questions
Does uploading GSTR-1 JSON file the return?
No. Portal review and authorised filing using the applicable method are still required.
Should credit notes be reviewed?
Yes. Eligible sales adjustments can affect the reported values and should be matched to underlying records.
General educational information only. Tax and regulatory requirements change; verify your specific obligations with a qualified professional and current official guidance.