"Do I need a GST bill or is a normal receipt fine?" is one of the most common questions from shop owners who've just crossed into GST registration. Here's the actual difference, not just the legal jargon.
What a normal bill/receipt has
A basic receipt just needs to show what was sold, the amount, and usually the date and shop name. No GSTIN, no tax breakdown required — fine for a shop that isn't GST-registered, or for certain small cash sales depending on your state/category rules.
What makes a bill a "GST bill"
- Your GSTIN clearly shown
- A sequential invoice number for the financial year
- HSN code per item (once required for your turnover band)
- Tax shown separately — CGST+SGST or IGST, not folded into the total
- Buyer's GSTIN too, if they're a registered business claiming input credit
When you're required to issue one
Once you're GST-registered, you're generally required to issue a proper GST invoice for taxable sales — not optional at that point, regardless of whether the customer asks for one. The exact rules around composition scheme, exemptions, and thresholds are specific enough that "am I required to" is worth confirming directly on the GST portal or with a CA for your exact situation, rather than assumed from a general guide.
Why this trips up shops that just crossed the threshold
The common mistake: a shop crosses the GST registration threshold and keeps issuing the same plain receipts it always has, out of habit — until a business customer asks for a proper invoice to claim input credit, and the shop realizes its billing format was never updated. Billing software that auto-generates the correct format removes this as a manual thing to remember.
MyHisaab generates a properly formatted GST invoice — GSTIN, HSN, tax breakdown, sequential numbering — automatically once you're set up as GST-registered, free during early access. For anything specific to your registration status or exemptions, that's still a conversation for your CA or the GST portal.