How to Calculate GST (Goods & Services Tax)
Compute net product prices, CGST, SGST, IGST splits, or extract GST values from gross invoice sums instantly.
Input Net / Gross Value
Enter the base price of the goods or services, or input the total bill amount including tax.
Select GST Slab
Select the tax slab rate percentage (e.g. 5%, 12%, 18%, 28%) suitable for the product.
Calculate Splits
Choose 'Add GST' or 'Remove GST' to compute the tax parts, CGST/SGST breakdowns, and final prices.
GST Invoice Computations
Commercial Tax Breakdown GeneratorsAdd and Remove GST Modes
Instantly toggle between adding tax to base values or extracting tax percentages back from gross prices.
State vs Central Splits
Provides legal splits showing Central GST (CGST) and State GST (SGST) values (50:50 splits) for local trades.
Custom Rate Setting
Supports standard tax slabs (5%, 12%, 18%, 28%) as well as custom tax percentages for international VAT systems.