Effective from 01.04.2025

Cumulative APIT Calculator

Enter your income month by month and see the cumulative tax and what falls due each month.

Enter your income for each month of the tax year (April to March). Tax is worked out on your cumulative income, so nothing is deducted until the running total passes Rs. 1,800,000.

MonthMonthly income (LKR)Cumulative incomeTax liabilityMonthly payable
April
May
June
July
August
September
October
November
December
January
February
March
TotalRs. 0Rs. 0.00

Tax summary

Total annual income

Rs. 0.00

Total annual tax

Rs. 0.00

Effective tax rate

0.00%

These figures are an estimate based on the published APIT tables and do not account for every relief or deduction. Talk to us before relying on them for a filing.