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GST Exclusive Calculator

Start with a pre-tax base amount and add GST to find the final payable price, with the tax amount shown separately.

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How to use the GST Exclusive Calculator

  1. 1Enter the base (pre-tax) amount.
  2. 2Select the GST rate.
  3. 3Read the GST amount and the final price.

Worked examples

Real figures, so you can see what the GST Exclusive Calculator produces before you start.

Pricing a 12% HSN item

A manufacturer sells goods taxed at 12% and wants the landed price for a 25,000 order.

Taxable value
25,000
GST rate
12%

Result. GST of 3,000, being CGST 1,500 and SGST 1,500, so the buyer pays 28,000.

Frequently asked questions

What does GST exclusive mean?+

The price does not yet include GST, so tax is added on top of the base amount.