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Sri Lanka Tax Calculator

Estimate your personal, partnership, corporate, and indirect tax liabilities based on the latest Inland Revenue Department (IRD) regulations effective April 1, 2025.

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Individual Tax Computation

w.e.f. April 1, 2025

Calculates Advance Personal Income Tax (APIT) and annual personal income tax under the revised tax-free threshold of Rs. 1,800,000 p.a. (Rs. 150,000 per month).

Rs.
Includes basic salary, allowances, fees, dividends, and other gains.
Rs.
Personal relief of Rs. 1,800,000 / year (Rs. 150,000 / month) is automatically applied.
Standard Personal Relief (April 2025): Rs. 150,000 / mo
Taxable Income: Rs. 100,000
Effective Tax Rate: 2.40%

Calculated Tax Liability

Monthly APIT

Rs. 6,000

Annual Total Tax

Rs. 72,000

Applicable Slab Breakdown (Annual Scale):
Income Band Tax Rate Tax in Slab
Need Tax Filing Support? Get in Touch WhatsApp

Partnership Tax Estimator

Under the Inland Revenue Act No. 24 of 2017, a partnership is taxed at 6% on taxable income in excess of the first Rs. 1,000,000. Remaining divisible profits are shared among partners.

Rs.
Partnership Relief (0% rate): First Rs. 1,000,000
Tax Rate on Excess: 6% Flat
Withholding Tax on Divisible Profit: Applicable upon distribution

Partnership Tax Results

Partnership Tax (6%)

Rs. 240,000

Distributable Profit

Rs. 4,760,000

Partner Profit Allocation (Equal Share)
Share Per Partner: Rs. 2,380,000
* Note: Each partner's share of partnership profit must be declared in their individual income tax returns.
Request Partnership Accounts & Tax Consultation →

Corporate Income Tax

Corporate tax in Sri Lanka is generally charged at the standard rate of 30% on taxable income, with specific sectors (such as export of goods/services) eligible for designated concessions.

Rs.
Rs.
Corporate Capital Gains Tax is levied at the standard corporate rate (30%).

Corporate Tax Assessment

Annual Corporate Tax

Rs. 3,000,000

Quarterly Installment

Rs. 750,000

Quarterly Statutory Payment Schedule:
  • • 1st Installment: 15th August
  • • 2nd Installment: 15th November
  • • 3rd Installment: 15th February
  • • 4th Installment: 15th May
  • • Final Return Filing: 30th November
Speak With an Audit & Corporate Tax Specialist →

VAT & SSCL Estimation

Value Added Tax (VAT) rate is 18% (annual threshold: Rs. 60M). Social Security Contribution Levy (SSCL) standard rate is 2.5% (annual threshold: Rs. 36M).

Rs.
Rs.
VAT paid on purchases of goods/services supported by valid tax invoices.

Estimated Indirect Tax Liability

Net VAT Payable (18%)

Rs. 1,300,000

SSCL Payable

Rs. 250,000

Gross Output VAT (18%): Rs. 1,800,000
Less Input VAT Credit: - Rs. 500,000
Total Indirect Taxes (VAT + SSCL): Rs. 1,550,000
Need VAT Registration or RAMIS Filing? Contact Us →
Statutory Disclaimer & Consultation Advice

The calculations provided by this tool are indicative estimates based on the provisions of the Inland Revenue Act No. 24 of 2017 and recent amendments effective April 1, 2025. Actual tax obligations depend on individual circumstances, exempt income, qualifying payments, withholding tax credits, and IRD guidelines. Please consult Ceylon Business Partners for definitive tax computations and official return submissions.

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