OM · AsiaTO · Oceania

Oman vs Tonga: tax rates compared

Tonga's income tax rate is 25pp higher than Oman's (25% vs 0%). The 200-country average is 28%: both sit below it. Oman's figure is dated 2026-07-07 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

0102030405060Income0%25%Corporate15%25%VAT5%15%Wealth Tax0%
four shared taxes, side by side
Tax OM TODifference
Income Tax0%25%TO +25 pplargest gap
Corporate Tax15%25%TO +10 pp
VAT5%15%TO +10 pp
Wealth Tax0%0%match

Income Tax

Income Tax, side by side
CountryRateSource
Oman0%Source: PWC Worldwide Tax Summaries — Oman (Individual, Significant developments) · as of 2026-07-07
Tonga25%Source: Ministry of Revenue & Customs, Government of Tonga — Individual Employee · as of 2021-07-01
Difference−25 ppTonga higher

Corporate Tax

Corporate Tax, side by side
CountryRateSource
Oman15%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−10 ppTonga higher

Tonga's corporate tax rate is 10pp higher than Oman's (25% vs 15%). The 201-country average is 22.6%: Oman sits below it, Tonga sits above it.

VAT

VAT, side by side
CountryRateSource
Oman5%Source: PWC Worldwide Tax Summaries — Oman (Corporate, Other taxes) · as of 2026-07-07
Tonga15%Source: Consumption Tax Act (CAP 26.02, 2016 Revised Edition), Kingdom of Tonga · as of 2010-11-24
Difference−10 ppTonga higher

Tonga's VAT rate is 10pp higher than Oman's (15% vs 5%). The 181-country average is 15%: Oman sits below it, Tonga matches the world average. Oman's figure is dated 2026-07-07 and Tonga's 2010-11-24, so the two rates come from different data vintages.

Wealth Tax

Wealth Tax, side by side
CountryRateSource
Oman0%Source: PWC Worldwide Tax Summaries — Oman (Individual, Other taxes) · as of 2026-07-07
Tonga0%Source: Tonga Ministry of Revenue & Customs — Tax Legislations (official index) · as of 2026-07-18
Difference0 ppdisplayed rates match

Oman's wealth tax rate is identical to Tonga's — both sit at 0%. The 193-country average is 0.1%: both sit below it.

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