# GST Invoice Generator - Complete Guide

> Create GST-compliant invoices for Indian businesses. Generate tax invoices with CGST, SGST, and IGST.

Source: https://edesy.in/docs/tools/document-generators/gst-invoice-generator

Create professional GST-compliant invoices for your business transactions.

## How to Use

### Step 1: Business Details

Enter your business information:

- Company name
- Address
- GSTIN (15-digit)
- Contact details

### Step 2: Customer Details

Add customer information:

- Name/Business name
- Address
- GSTIN (if B2B)
- State (for GST calculation)

### Step 3: Invoice Details

Set invoice specifics:

- Invoice number
- Invoice date
- Due date
- Place of supply

### Step 4: Add Items

For each product/service:

- Description
- HSN/SAC code
- Quantity
- Unit price
- GST rate
- Discount (if any)

### Step 5: Generate

Review and download your GST invoice as PDF.

## GST Invoice Requirements

### Mandatory Fields

1. Supplier name and GSTIN
2. Invoice number (unique, sequential)
3. Invoice date
4. Customer details
5. HSN/SAC codes
6. Item descriptions
7. Quantity and unit
8. Taxable value
9. Tax rates and amounts
10. Total amount

### For B2B Invoices

- Customer GSTIN required
- Place of supply
- Reverse charge applicability

## Tax Calculation

### Intra-State (Same State)

- CGST: Half of GST rate
- SGST: Half of GST rate
- Example: 18% GST = 9% CGST + 9% SGST

### Inter-State (Different States)

- IGST: Full GST rate
- Example: 18% GST = 18% IGST

## Best Practices

- Maintain sequential invoice numbers
- Include HSN codes for all items
- Keep copies for 6 years
- Match with GST returns

## Related Tools

- [GST Calculator](https://edesy.in/tools/gst-calculator) - Calculate GST amounts
- [Invoice Generator](https://edesy.in/tools/invoice-generator) - Non-GST invoices
- [Quotation Generator](https://edesy.in/tools/quotation-generator) - Create quotes