Home / Features / E-invoice

🔏 E-invoice

E-invoice software — IRN and QR on every B2B bill

Save the bill as you always do. Billman sends it to the GST portal, brings back the IRN and the signed QR code, and prints them on the invoice. No portal login, no JSON upload.

  • No portal login
  • 7-day free trial
  • From ₹3,799/year
BillmanE-invoiceLive
E-invoice · INV/26-27/0412 IRN generated
BuyerSri Balaji Traders, Salem
Taxable value₹14,150.00
CGST + SGST₹353.75 + ₹353.75
IRN…a91f 7c2e
Signed QROn the bill ✓
🔏
IRN generatedINV/26-27/0412 · just now
How it works

E-invoice in Billman, in 4 steps

1🧾

Make the bill

A normal B2B sale with the buyer’s GSTIN — nothing new to learn.

2📡

Billman sends it

The invoice goes to the GST portal (IRP) through our GSP connection.

3🔏

IRN comes back

The IRN, acknowledgement number and signed QR are saved on the bill.

4🖨️

Print & share

Print on A4 or thermal, or send the PDF on WhatsApp.

What it looks like

A real e-invoice, made in Billman

E-invoices per month: Lite 2 · Pro 5 · Max unlimited. Needs the GST & Tax add-on.

Meena Super MarketGSTIN 33ABCDE1234F1Z5 · Tirupathur
TAX INVOICE
Invoice INV/26-27/0412Date 16 Oct 2026Buyer Sri Balaji TradersBuyer GSTIN 33AAKFS4410M1Z2
IRN3f9a…d41c a91f7c2eAck No. ending 4410 · Ack date 16 Oct 2026Signed by the GST portal
ItemHSNQtyAmount
Sunflower oil 15L tin15121₹2,150.00
Toor dal 30kg bag07131₹4,560.00
Ponni rice 25kg10064₹5,200.00
Sugar 50kg bag17011₹2,240.00
Taxable ₹14,150.00CGST ₹353.75SGST ₹353.75Total ₹14,857.50
Features

Everything you need for e-invoices

⚡

One-click IRN

From the saved bill — no portal login.

🔲

Signed QR printed

On A4, A5 and thermal formats.

❌

Cancel within 24 hours

Cancel the IRN from Billman with a reason.

🔍

Reprint any time

The IRN and QR stay on the bill.

🚚

E-way bill from the IRN

Make the e-way bill straight from the e-invoice.

🧮

GST checked first

GSTIN, HSN and tax split checked before sending.

📊

Flows into GSTR-1

E-invoiced bills land in your returns.

📲

WhatsApp the PDF

Send the IRN invoice to the buyer instantly.

Who needs it

Do you need an e-invoice? In plain words

Must

Businesses with yearly turnover of ₹5 crore or more

Every B2B invoice, credit note and debit note needs an IRN.

Not needed

Bills to consumers (B2C)

Retail bills to walk-in customers don’t need an IRN.

Check

Not sure about your turnover rule?

Use our free checker — it takes 10 seconds.

Do I need an e-invoice? Check free →

A quick guide, not legal advice — GST rules change; confirm with the GST portal or your CA.

30-second quiz

Which Billman plan fits your shop?

Answer 4 quick questions. We’ll tell you the right plan — and set up your free trial for you.

  • 🆓 7 days free, no card
  • 🚚 Free data migration
  • 🎓 Training & support in your language
  • 📱 Mobile app included
FAQ

E-invoice questions

Ask Billman AI anything else, or book a free demo.

💬 Ask Billman AI
What is an e-invoice?

A B2B invoice registered on the GST portal (IRP). The portal gives it an IRN and a signed QR code, which must appear on the invoice.

Who must issue e-invoices?

Businesses with yearly turnover of ₹5 crore or more, for B2B invoices and credit/debit notes. Bills to consumers don’t need one.

Can I cancel an e-invoice?

Yes — within 24 hours of generating it, from Billman, with a reason. After that, raise a credit note.

Do I need to log in to the GST portal?

No. Billman sends the invoice and brings back the IRN and QR for you.

How many e-invoices does my plan include?

Lite includes 2 a month, Pro 5 a month and Max unlimited.

Stop doing e-invoices by hand

7 days free. We set it up and move your data — free.