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Invoice vs. Bill vs. Receipt: What's the Difference?

Invoice vs bill vs receipt explained for India: clear definitions, when to use each, a comparison table, and the GST tax invoice vs bill of supply rule.

Invoice vs. Bill vs. Receipt: What's the Difference?

An invoice is a request for payment a seller sends before money changes hands. A bill is that same document seen from the buyer's side — an amount they owe. A receipt is the proof issued after payment confirming money was received. In short: invoice = "please pay," bill = "I owe," receipt = "paid in full." In India, GST adds one more layer — a tax invoice versus a bill of supply.

Quick answer: invoice vs bill vs receipt

  • Invoice — issued by the seller before payment; itemises goods/services and requests payment.
  • Bill — the buyer's name for the same document; an amount payable.
  • Receipt — issued after payment; confirms money was received and closes the transaction.
  • Tax invoice — a GST invoice showing CGST/SGST or IGST so the buyer can claim input tax credit.
  • Bill of supply — issued for GST-exempt goods or by a composition dealer; shows no GST.

What each document actually means (and why it matters)

DocumentIssued byIssued whenPurposeWhy it matters
InvoiceSellerBefore paymentRequests payment, itemises supplyCreates a legal record of what is owed; basis for GSTR-1
BillBuyer's view of the invoiceOn receiptStates the amount payableUsed for accounts payable and expense tracking
ReceiptSellerAfter paymentConfirms payment receivedProof of payment; needed for reimbursement and HRA claims
Tax invoiceGST-registered sellerOn supplyShows GST split for ITCLets the buyer claim input tax credit; mandatory if registered
Bill of supplyComposition dealer / exempt supplyOn supplyRecords a non-taxable saleLegal substitute for a tax invoice where no GST applies

Plain-English rule: the same piece of paper is an invoice to the person sending it and a bill to the person paying it. Once it is paid and stamped "Paid," it becomes a receipt.

Annotated sample: one document, three stages

Here is a single transaction between an Ahmedabad wholesaler and a retailer, shown as it moves through all three stages with realistic dummy data.

Stage 1 — Invoice (seller requests payment):

Patel Distributors Pvt. Ltd. (prop. Mehul Patel) 14 Ashram Road, Ahmedabad, Gujarat 380009 · GSTIN: 24AAACA7788N1Z4 Tax Invoice: INV-2026-00471 · Date: 01 Jun 2026 Bill to: Trivedi General Store, Gandhinagar · GSTIN: 24AAGCV2201C1Z1

ItemQtyRate (₹)Amount (₹)
Aashirvaad Atta 10 kg20480.009,600.00
Tata Salt 1 kg5028.001,400.00
Subtotal11,000.00
CGST @ 2.5%275.00
SGST @ 2.5%275.00
Grand Total11,550.00

Status: UNPAID · Due within 15 days

Stage 2 — Bill (buyer's books): Trivedi General Store records the same ₹11,550 under accounts payable as a bill owed to Patel Distributors.

Stage 3 — Receipt (seller confirms payment): Once Trivedi pays by NEFT, Patel issues:

Receipt No: RCPT-2026-00471 · Date: 14 Jun 2026 Received from Trivedi General Store the sum of ₹11,550.00 Against Invoice INV-2026-00471 · Mode: NEFT (UTR 552901xxxx) Status: PAID IN FULL

The GST layer: tax invoice vs bill of supply

This is the India-specific distinction that trips most people up. Under the CGST Act and rules(opens in new tab), the document you must issue depends on your registration status and what you sell:

  • Tax invoice — issued by a regular GST-registered supplier. It must carry your 15-digit GSTIN, a unique sequential invoice number, the HSN/SAC code, and the CGST + SGST (same state) or IGST (inter-state) split. This is what lets your buyer claim input tax credit.
  • Bill of supply — issued when you supply GST-exempt goods/services, or when you are registered under the composition scheme. It shows no tax amount and the buyer cannot claim ITC.
  • Receipt voucher — under GST, if you take an advance payment, you issue a receipt voucher at that point, then the tax invoice when the supply is made.

Threshold note (FY 2025–26): GST registration is generally required once turnover crosses ₹40 lakh for goods or ₹20 lakh for services (₹20 lakh / ₹10 lakh in special-category states). Below this, you may operate unregistered and issue a plain bill without GST — see our guide on billing for an unregistered business. Always confirm current thresholds on the CBIC GST portal(opens in new tab).

For the full field-by-field breakdown of a compliant tax invoice, see what a GST bill must include, and for the maths of the tax split, see how to calculate GST on your bill.

A note on the proforma invoice. A proforma is not in this trio. It is a preliminary quote sent before the deal is confirmed — no GSTIN obligation, no entry in your books, no demand for payment. Read more in what is a proforma invoice.

Create an invoice, bill, or receipt in 2 minutes

You do not need accounting software to issue any of these. Using the bill & invoice generator:

  1. Pick the document type — invoice, bill, or receipt — from the template.
  2. Enter your details — business name, address, and GSTIN (saved for next time).
  3. Add line items with quantity and rate; the tool computes CGST + SGST automatically.
  4. Set the status — leave it "Unpaid" for an invoice, or mark "Paid" with a payment mode to turn it into a receipt.
  5. Download a clean PDF ready to print, email, or send on WhatsApp.

Online generator vs Word vs Excel/manual

What matters for invoice/bill/receiptOnline generatorMS WordExcel / manual
Flip the same doc from "Unpaid" invoice to "Paid" receiptYes Toggle statusNo Rebuild by handNo Rebuild by hand
Tax-invoice vs bill-of-supply layout (GST shown or hidden)Yes Switches automaticallyPartial Two saved templatesPartial Two saved templates
Unique, gap-free invoice numbering for GSTR-1Yes Counter never repeatsNo Easy to duplicatePartial Manual sequence
Linking a receipt back to its original invoice numberYes Carried overNo Re-key by handNo Re-key by hand
CGST + SGST vs IGST chosen by place of supplyYes Auto from state codeNo You decide each timePartial Formula per sheet
Advance "receipt voucher" before the supplyYes Built-in typeNo Not handledNo Not handled
Print-ready PDF for email or WhatsAppYes One tapPartial Export neededNo Looks like a spreadsheet

Common mistakes to avoid

  • Calling a quote an invoice. A proforma invoice is not a demand for payment and should never be entered in your sales register.
  • Issuing a bill of supply when a tax invoice is required. If you are a regular registered dealer selling taxable goods, your buyer needs the GST split to claim ITC.
  • Treating an invoice as proof of payment. An unpaid invoice proves what is owed, not what was paid — for reimbursement you need a receipt marked "Paid."
  • Skipping or repeating invoice numbers. Numbers must be unique and sequential or your GSTR-1 filing breaks.
  • Forgetting the revenue stamp on cash rent receipts. A ₹1 revenue stamp is required when cash rent on a single receipt exceeds ₹5,000 — see the rent receipt format for HRA.
  • Mixing up CGST/SGST and IGST. Use CGST + SGST for same-state supply and IGST only for inter-state sales.

Sources & references


Need to send a payment request or confirm a payment? Create an invoice, bill, or receipt free → — no sign-up, instant PDF.

Frequently Asked Questions

Is an invoice the same as a bill?
They describe the same document from opposite sides of a transaction. The seller issues an invoice (a request for payment); the buyer receives it and calls it a bill (an amount they owe). The paper is identical — only the perspective differs.
What is the difference between an invoice and a receipt?
An invoice is issued before payment and requests money for goods or services. A receipt is issued after payment and confirms money was received. An invoice creates a payable; a receipt closes it.
Is a tax invoice the same as a bill of supply under GST?
No. A GST-registered seller issues a tax invoice that shows CGST/SGST or IGST so the buyer can claim input tax credit. A bill of supply is issued for exempt goods or by a composition dealer and shows no GST.
Can a single document be both an invoice and a receipt?
Yes. In a cash or UPI sale where you pay immediately, one document often serves as both — it itemises the sale (invoice) and is marked 'Paid' (receipt). A restaurant or retail bill is a common example.
Do I need a GSTIN to issue an invoice?
Not always. GST-registered businesses must issue a tax invoice with their 15-digit GSTIN. Unregistered businesses below the turnover threshold can issue a plain invoice or bill of supply without GST.
Is a receipt legally required after payment in India?
A registered seller must provide a tax invoice on supply. For rent, a receipt is needed for HRA claims, and a ₹1 revenue stamp applies on cash rent receipts above ₹5,000. Keeping receipts protects both parties as proof of payment.
What is a proforma invoice?
A proforma invoice is a preliminary quote sent before a sale is confirmed. It is not a demand for payment and is not recorded in your books — it simply states expected price and terms.

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