Free GST Invoice Generator | India 2026

GST Invoice Generator India 2026

Create professional GST-compliant tax invoices with CGST+SGST or IGST. Download or print instantly. Zero registration needed.

GST compliant CGST+SGST+IGSTNo login requiredPrint as PDF instantly

Invoice details

Invoice Number

Invoice Date

Due Date

Billed From

Business Name

GSTIN & Address

Billed To

Client Name

Client Address

Line Items

GST Rate

Transaction

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FAQs

What is a GST tax invoice?

A GST invoice must include: supplier GSTIN, invoice number, date, HSN/SAC code, taxable value, GST rate, CGST/SGST or IGST amount, and total.

CGST+SGST vs IGST — what is the difference?

For intrastate supply: CGST + SGST each at half rate. For interstate: IGST at full rate. Total tax is the same.

When must a GST invoice be issued?

For goods: on or before delivery. For services: within 30 days of service completion.

Can I issue invoice without GST?

Yes, if below GST threshold (Rs 40L goods / Rs 20L services) or exempt. Mention "Not Registered under GST".

What is the mandatory serial number format for GST invoices?

Invoice numbers must be consecutive and unique within a financial year. They cannot exceed 16 characters. A common format is FY-prefix like "INV-2026-001".