Sri Lanka Tax Calculators
19 free tools for residents, businesses & overseas Sri Lankans — by GDP Consultants (Chartered Accountants)
📊 APIT / PAYE Income Tax Calculator
Full slab breakdown, EPF deduction & personal relief — IRD Table 01 & 05 · Y/A 2025/26
| Band | Annual taxable income | Rate | Max tax in band |
|---|---|---|---|
| 1 | Up to LKR 500,000 | 6% | LKR 30,000 |
| 2 | LKR 500,001 – 1,000,000 | 12% | LKR 60,000 |
| 3 | LKR 1,000,001 – 1,500,000 | 18% | LKR 90,000 |
| 4 | LKR 1,500,001 – 2,000,000 | 24% | LKR 120,000 |
| 5 | LKR 2,000,001 – 2,500,000 | 30% | LKR 150,000 |
| 6 | Above LKR 2,500,000 | 36% | Unlimited |
🧾 VAT Calculator
Forward & reverse VAT — standard 18%, reduced 8%, financial services 20.5% (Jul 2026)
🏢 Corporate Income Tax (CIT)
Sri Lanka CIT by sector — Y/A 2025/26. E-filing mandatory for all companies.
GDP Consultants prepares CIT returns, quarterly installments and e-filing for all company types.
💼 SSCL — Social Security Contribution Levy
2.5% on liable turnover exceeding LKR 120Mn/quarter. Levied on turnover, not profit.
🔒 Withholding Tax (WHT) Calculator
Service fees, interest, rent & royalties — residents & non-residents
💰 Dividend Tax Calculator
Actual & deemed dividends — 14% WHT withheld at source
🏠 Rental Income Tax Calculator
Net rental income after deductible expenses → APIT liability — Y/A 2025/26
📈 Capital Gains Tax (CGT)
10% CGT on disposal of investment assets — exemptions automatically checked
📋 Stamp Duty Calculator
Property transfers, lease agreements (updated Jan 2025), mortgages & gifts
🚗 Vehicle Import Duty Calculator
Customs duty, excise duty, port levy & VAT — estimated total landed cost
🏦 Fixed Deposit — AIT Calculator
AIT on FD interest updated to 10% from 1 April 2025. Includes self-declaration eligibility check.
👷 EPF / ETF Calculator
Employee (8%) + Employer EPF (12%) + ETF (3%) — monthly & annual breakdown
🏗️ Employer Cost Calculator (Cost-to-Company)
Total monthly cost to hire an employee in Sri Lanka — EPF 12% + ETF 3% full breakdown
📡 Digital Services VAT Calculator (18%)
From July 1, 2026 — Netflix, Spotify, AWS, Google Workspace, Microsoft 365, SaaS & all digital platforms
GDP Consultants assists with VAT registration and compliance for the new digital services regime.
₿ Crypto Tax Calculator Sri Lanka
Capital Gains Tax (10%) on cryptocurrency disposal — IRD-compliant 2025/2026
GDP Consultants reviews crypto transactions and ensures full IRD compliance.
⚠️ Late Filing Penalty Calculator
Exact IRD penalty for late income tax return — with interest calculation
Penalty as % of original tax liability
GDP Consultants prepares overdue returns and liaises with IRD on penalty reduction.
📅 Quarterly Tax Installment Calculator (SET)
Statement of Estimated Tax — mandatory quarterly advance payments for self-employed & businesses
📝 VAT Registration Threshold Check
Check if your business must register for VAT — threshold drops from LKR 60Mn to LKR 36Mn (Jul 2026)
💵 Net Salary / Take-Home Pay Calculator
Exact monthly take-home after APIT income tax + EPF 8% — all deductions itemised
