TH · AsiaTO · Oceania
Thailand vs Tonga: tax rates compared
Thailand's income tax rate is 10pp higher than Tonga's (35% vs 25%). The 200-country average is 28%: Thailand sits above it, Tonga sits below it. Thailand's figure is dated 2026-02-02 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
| Tax | TH | TO | Difference |
|---|---|---|---|
| Income Tax | 35% | 25% | TH +10 pplargest gap |
| Corporate Tax | 20% | 25% | TO +5 pp |
| VAT | 7% | 15% | TO +8 pp |
| Wealth Tax | 0% | 0% | match |
Income Tax
| Country | Rate | Source |
|---|---|---|
| Thailand | 35% | Source: PWC Worldwide Tax Summaries — Thailand (Individual, Taxes on personal income) · as of 2026-02-02 |
| Tonga | 25% | Source: Ministry of Revenue & Customs, Government of Tonga — Individual Employee · as of 2021-07-01 |
| Difference | +10 pp | Thailand higher |
Corporate Tax
| Country | Rate | Source |
|---|---|---|
| Thailand | 20% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Tonga | 25% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Difference | −5 pp | Tonga higher |
Tonga's corporate tax rate is 5pp higher than Thailand's (25% vs 20%). The 201-country average is 22.6%: Thailand sits below it, Tonga sits above it.
VAT
| Country | Rate | Source |
|---|---|---|
| Thailand | 7% | Source: PWC Worldwide Tax Summaries — Thailand (Corporate, Other taxes) · as of 2026-02-02 |
| Tonga | 15% | Source: Consumption Tax Act (CAP 26.02, 2016 Revised Edition), Kingdom of Tonga · as of 2010-11-24 |
| Difference | −8 pp | Tonga higher |
Tonga's VAT rate is 8pp higher than Thailand's (15% vs 7%). The 181-country average is 15%: Thailand sits below it, Tonga matches the world average. Thailand's figure is dated 2026-02-02 and Tonga's 2010-11-24, so the two rates come from different data vintages.
Wealth Tax
| Country | Rate | Source |
|---|---|---|
| Thailand | 0% | Source: PWC Worldwide Tax Summaries — Thailand (Individual, Other taxes) · as of 2026-02-02 |
| Tonga | 0% | Source: Tonga Ministry of Revenue & Customs — Tax Legislations (official index) · as of 2026-07-18 |
| Difference | 0 pp | displayed rates match |
Thailand'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.