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Pakistan tax estimation tool

Use this demonstration calculator to preview a possible tax position. It is not an official FBR assessment.

Rates are demonstration data only and are not an official FBR calculation. Insert verified FBR slabs in the TAX_CONFIG object in js/script.js before using this as business advice.

Calculator test coverage

The JavaScript includes deterministic test cases for zero income, slab boundaries, high income, other income, deductions, tax already deducted, refund and payable scenarios. Run them from the browser console with runTaxCalculatorTests().

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