# Section 18 interest calculator | NXS48

Estimate simple interest on an amount for a delay period using a rate you enter. Informational tool; not legal advice.

Canonical: https://nxs48.com/tools/section-18-interest-calculator/

Tool

Estimate simple interest on an amount for a delay period using a rate you enter.

Amount paid (INR)

Annual rate (%) — enter the applicable rate

Enter either days or months of delay, not both. No legal rate is assumed.

Days of delay

Months of delay

Calculate

Enter values and calculate. No rate is assumed.

Formula: interest = principal × (annual rate ÷ 100) × (days ÷ 365), or principal × (annual rate ÷ 100) × (months ÷ 12). Assumptions: simple interest, no compounding, a 365-day year for days, and months expressed as twelfths of a year. The rate, period and applicable method depend on state rules and the Authority. This is not legal advice.

[Prefill INR 25,00,000 and 18 months without assuming a rate](?principal=2500000&delay_months=18) · [Illustration with an entered 9% rate (not a stated legal rate)](?principal=2500000&delay_months=18&rate=9)

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