GST Bill From Wholesaler: How Input Tax Credit Cuts Your Cost
Ask your wholesaler for a GST tax invoice with your GSTIN on it, because the GST on that bill comes back to you as input tax credit and cuts the tax you pay on every sale. Buy without a bill, or on one without your GSTIN, and that GST becomes a cost that a small discount rarely covers.
- Section 16 of the CGST Act allows credit only if you hold a tax invoice from a registered supplier and the supplier has reported it so that it reaches your GSTR-2B.
- Your GSTIN must be on the bill. A bill made out as a consumer sale never reaches your GSTR-2B.
- A wholesaler on the composition scheme issues a bill of supply and cannot charge you GST, so there is no credit to claim.
- If you do not pay the wholesaler within 180 days of the invoice, the credit has to be paid back with interest until you pay.
- Credit for a year's invoices must be claimed by 30 November after that year ends, or the annual return date if earlier.
In this guide
Why does the bill matter so much?
GST is charged at every step, but each business pays only on the value it adds. It works through input tax credit, or ITC: the GST you paid on purchases is subtracted from the GST you collect on sales. The proof that you paid it is the wholesaler's tax invoice, reported by him on the portal.
So when a wholesaler says "with bill it costs more", what he means is that he will have to show the sale and pay the tax. You get that tax back. In most cases the bill is cheaper for you, not dearer.
What should be on the bill?
| Item on the invoice | Why you need it |
|---|---|
| Wholesaler's GSTIN and name | Credit is allowed only on an invoice from a registered supplier. Check the GSTIN is active on the portal's search taxpayer page. |
| Your GSTIN, name and address | This is what sends the invoice to your GSTR-2B. Without it, the sale is reported as a consumer sale. |
| Invoice number and date | Credit is tracked invoice by invoice, and the date decides the time limits. |
| HSN code, quantity and taxable value | Shows what you bought, so the credit can be tied to your stock. |
| Tax rate and GST amount, split into CGST and SGST, or IGST | The amount you can claim. A bill showing only an inclusive total is not enough. |
| The words "Tax Invoice" | A "Bill of Supply" means no GST was charged, and nothing can be claimed. |
How to buy stock the right way, step by step
- Before you place the order, give the wholesaler your GSTIN, legal name and address, and ask for a tax invoice in that name.
- Check his GSTIN on the GST portal. See whether he is a regular taxpayer or on composition.
- Compare prices on the same basis: the price before GST, with GST shown separately.
- Pay by bank transfer or UPI to his business account, and keep the record. Pay within 180 days of the invoice date.
- Receive the goods and match them with the invoice. Credit comes only when the goods reach you, and with goods in lots, when the last lot arrives.
- Next month, check the invoice in GSTR-2B. If it is missing, ask him to report it in his GSTR-1. Our note on the Invoice Management System shows where you accept it.
- Claim the credit in your GSTR-3B for the month it appears.
A worked example
Rohit sells cotton kurtis on a marketplace. He buys 200 pieces at Rs 400 each. The wholesaler offers two prices:
- With a GST bill: Rs 80,000 plus 5% GST of Rs 4,000, total Rs 84,000.
- Without a bill: Rs 82,000 in cash. "You save Rs 2,000," he says.
Rohit sells all 200 at a taxable value of Rs 700 each, so Rs 1,40,000 of sales with GST of Rs 7,000.
With the bill, he claims Rs 4,000 of credit and pays Rs 3,000 in cash. Total spent on stock and GST: Rs 84,000 plus Rs 3,000, which is Rs 87,000.
Without the bill, he has no credit and pays the full Rs 7,000. Total: Rs 82,000 plus Rs 7,000, which is Rs 89,000.
The Rs 2,000 "saving" costs him Rs 2,000. And his books now show sales of goods he cannot prove he bought, which is the first thing a tax officer looks at.
The mistakes people usually make
The first is taking a bill without your GSTIN. The wholesaler reports it as a consumer sale, it never reaches your GSTR-2B, and the credit is gone even though GST was paid.
The second is buying from a composition dealer and expecting credit. Section 10(4) bars him from collecting tax, so his bill carries none. That is fine if his price is lower by enough. Compare the final cost.
The third is paying and filing late. Credit for invoices of 2025-26 must be claimed by 30 November 2026. Credit not taken by then is lost for good. And an invoice unpaid after 180 days means paying the credit back with interest, until you pay.
For the full list of conditions and the purchases on which credit is blocked, read our guide to ITC conditions and blocked credit.
Does this matter if you are not on regular GST?
If you sell on an enrolment ID without a GSTIN, or you are on the composition scheme, you cannot claim credit at all. A proper bill still matters: it proves where your stock came from, supports your income tax books, and gives you credit on stock in hand if you later register as a regular taxpayer.
Sources
- CGST Act, updated to 30 September 2020: sections 10(4), 16(2) and 31(3)(c) (cbic-gst.gov.in) (checked 13 Nov 2026)
- Section 16 of the CGST Act with later amendments: clause (aa) and the 30 November limit (cggst.com copy) (checked 13 Nov 2026)
- PIB release on the 56th GST Council meeting: apparel at 5% up to Rs 2,500 per piece (pib.gov.in) (checked 13 Nov 2026)
How AprilTax can help
If you would rather have someone match your purchase bills with GSTR-2B every month, a Tax Expert at AprilTax can file your GSTR-1 and GSTR-3B for Rs 499 a month, or Rs 1,399 a quarter for quarterly filers. Missing invoices are spotted while there is still time to chase the wholesaler. See GSTR filing by a Tax Expert.
Frequently asked questions
Can I claim input tax credit on stock bought from a wholesaler?
Why must my GSTIN be on the wholesaler's bill?
Can I claim ITC on a bill from a composition dealer?
What if the wholesaler gives me a kachcha bill or no bill?
What happens if I pay the wholesaler late?
The invoice is not showing in my GSTR-2B. What should I do?
Is a cash discount without a bill worth it?
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