LK · AsiaTO · Oceania

Sri Lanka vs Tonga: tax rates compared

Sri Lanka has an income tax rate of 36%, 11pp above Tonga's 25%. The 200-country average is 28%: Sri Lanka sits above it, Tonga sits below it. Sri Lanka's figure is dated 2025-08-28 and Tonga's 2021-07-01, so the two rates come from different data vintages.

Verified data covers four of the six tracked tax types for both countries; every rate below is cited to its source and dated.

At a glance

0102030405060Income25%36%Corporate25%30%VAT15%18%Wealth Tax0%
four shared taxes, side by side
Tax LK TODifference
Income Tax36%25%LK +11 pplargest gap
Corporate Tax30%25%LK +5 pp
VAT18%15%LK +3 pp
Wealth Tax0%0%match

Income Tax

Income Tax, side by side
CountryRateSource
Sri Lanka36%Source: Inland Revenue Department, Sri Lanka — Tax Chart, Year of Assessment 2025/2026 · as of 2025-08-28
Tonga25%Source: Ministry of Revenue & Customs, Government of Tonga — Individual Employee · as of 2021-07-01
Difference+11 ppSri Lanka higher

Corporate Tax

Corporate Tax, side by side
CountryRateSource
Sri Lanka30%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Tonga25%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Difference+5 ppSri Lanka higher

Sri Lanka has a corporate tax rate of 30%, 5pp above Tonga's 25%. The 201-country average is 22.6%: both sit above it.

VAT

VAT, side by side
CountryRateSource
Sri Lanka18%Source: Sri Lanka Inland Revenue Department — Value Added Tax (VAT) · as of 2024-01-01
Tonga15%Source: Consumption Tax Act (CAP 26.02, 2016 Revised Edition), Kingdom of Tonga · as of 2010-11-24
Difference+3 ppSri Lanka higher

Sri Lanka has a VAT rate of 18%, 3pp above Tonga's 15%. The 181-country average is 15%: Sri Lanka sits above it, Tonga matches the world average. Sri Lanka's figure is dated 2024-01-01 and Tonga's 2010-11-24, so the two rates come from different data vintages.

Wealth Tax

Wealth Tax, side by side
CountryRateSource
Sri Lanka0%Source: Sri Lanka Inland Revenue Department — Acts of Parliament (tax legislation listing) · as of 2026-07-18
Tonga0%Source: Tonga Ministry of Revenue & Customs — Tax Legislations (official index) · as of 2026-07-18
Difference0 ppdisplayed rates match

Sri Lanka and Tonga share the same wealth tax rate: 0%. The 193-country average is 0.1%: both sit below it.

Not covered for both countries yet: Capital Gains Tax, Crypto Tax.