How to use this calculator
- Enter the investment in plant and machinery, the turnover and the dates of supply and payment.
- Choose the type of enterprise to match your situation.
- Read the category, the due date for payment and any amount that may be disallowed in the result.
Classification follows the Udyam registration; confirm that the supplier is registered and the dates.
The result is an estimate for the figures you enter. It is not a filed return, a certificate or professional advice. Rates, thresholds and section numbers change with each Finance Act, and the Income-tax Act, 2025 applies from 1 April 2026 with new section and form numbers.
For the related work, see Tax audit.
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