GST Invoice Generator

Create GST-Compliant Invoices

Generate professional tax invoices with auto GST calculation. Supports CGST+SGST and IGST. Download as PDF, Excel, or share via WhatsApp.

Invoice Details

Invoice Number

Invoice Date

Invoice Template

Seller Details (From)

Buyer Details (To)

Invoice Items

Description

HSN Code

Qty

Rate (₹)

GST %

Total

Description

HSN Code

Qty

Rate (₹)

GST %

Total₹0.00

Invoice Summary

Subtotal₹0.00

CGST₹0.00

SGST₹0.00

Grand Total₹0.00

Free Plan: 5 invoices remaining this month. SmartGST branding will appear on invoices.

How to Create a GST Invoice

Enter Details

Fill in your business details, customer information, and select the states to auto-detect supply type.

Add Items

Add line items with description, HSN code, quantity, rate, and GST percentage. Taxes are calculated automatically.

Download & Share

Download as PDF or Excel, print directly, or share the invoice details via WhatsApp.

Mandatory Fields in a GST Invoice

As per Rule 46 of CGST Rules, 2017, every tax invoice must contain the following particulars:

Supplier name, address, and GSTIN

Serial number (max 16 characters)

Date of invoice

Recipient name, address, and GSTIN (if registered)

HSN code / SAC code

Description of goods or services

Quantity and unit

Total value of supply

Taxable value after discounts

GST rate and amount (CGST, SGST, IGST)

Place of supply and state code

Signature or digital signature of supplier

Why Use SmartGST Invoice Generator?

Auto Tax Calculation

Automatically calculates CGST, SGST, or IGST based on seller and buyer states.

Multiple Templates

Choose from Modern, Classic, or Minimal invoice templates to match your brand.

GST Compliant

All invoices follow Rule 46 of CGST Rules with mandatory fields pre-configured.

⚠️ Disclaimer: Calculations are for reference only. Verify with official GSTN portal or consult a CA before filing returns.

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About GST Invoice Generator

Create professional GST-compliant tax invoices online in minutes. Auto-calculate CGST, SGST, and IGST based on supply type. Choose from 5 invoice templates and export as PDF, Excel, or share via WhatsApp.

How to Use

1Enter your business details, customer information, and select seller/buyer states for automatic supply type detection.
2Add line items with description, HSN code, quantity, rate, and GST percentage — taxes are calculated automatically.
3Preview your invoice, choose a template, and download as PDF or Excel, or share directly via WhatsApp.

Frequently Asked Questions

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⚠️ Disclaimer: All calculations are for reference only. Verify with gst.gov.in or consult a qualified CA before filing returns.

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How to Create a GST Invoice

Enter Details

Fill in your business details, customer information, and select the states to auto-detect supply type.

Add Items

Add line items with description, HSN code, quantity, rate, and GST percentage. Taxes are calculated automatically.

Download & Share

Download as PDF or Excel, print directly, or share the invoice details via WhatsApp.

Mandatory Fields in a GST Invoice

As per Rule 46 of CGST Rules, 2017, every tax invoice must contain the following particulars:

Supplier name, address, and GSTIN

Serial number (max 16 characters)

Date of invoice

Recipient name, address, and GSTIN (if registered)

HSN code / SAC code

Description of goods or services

Quantity and unit

Total value of supply

Taxable value after discounts

GST rate and amount (CGST, SGST, IGST)

Place of supply and state code

Signature or digital signature of supplier

How to Use

1Enter your business details, customer information, and select seller/buyer states for automatic supply type detection.

2Add line items with description, HSN code, quantity, rate, and GST percentage — taxes are calculated automatically.

3Preview your invoice, choose a template, and download as PDF or Excel, or share directly via WhatsApp.