Types of GST Documents
- Tax Invoice — Issued by registered suppliers for taxable supplies
- Bill of Supply — Used for exempt supplies or by composition dealers
- Credit Note — Issued when the taxable value or tax charged is reduced
- Debit Note — Issued when the taxable value or tax charged is increased
- Receipt Voucher — For advance payments received against future supply
GST Rate Slabs in India (2024)
Every line item on your invoice must carry the correct GST rate:
- 0% — Essential goods: milk, eggs, fresh vegetables, printed books
- 5% — Common goods: edible oils, sugar, spices, tea, coffee
- 12% — Processed foods, computers, mobiles, business services
- 18% — Most services, IT software, restaurants, FMCG products
- 28% — Luxury goods, automobiles, tobacco, aerated drinks
CGST vs SGST vs IGST: Which Applies?
Intra-state supply
Supplier and buyer in the same state → CGST + SGST, each at half the applicable GST rate.
Inter-state supply
Supplier and buyer in different states → IGST at the full GST rate.
e-Invoice Under GST
Businesses with annual turnover above ₹5 crore must generate e-invoices through the GST portal (IRP). The system assigns an Invoice Reference Number (IRN) and a QR code, both of which must be printed on the invoice. Bizflow handles e-invoice generation automatically — submit to the IRP and attach the IRN and QR code in one click.
Penalty for Wrong or Missing GST Invoice
- ₹10,000 or the tax evaded — whichever is higher — per invoice
- Buyer loses the ITC claim if the invoice is incorrect or missing fields
- Notice from GST department during audits and e-filing scrutiny