MN · AsiaSB · Oceania
Mongolia vs Solomon Islands: tax rates compared
Between the two, Solomon Islands's income tax rate (40%) tops Mongolia's (20%) by 20pp. The 200-country average is 28%: Mongolia sits below it, Solomon Islands sits above it.
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 | MN | SB | Difference |
|---|---|---|---|
| Income Tax | 20% | 40% | SB +20 pplargest gap |
| Corporate Tax | 25% | 30% | SB +5 pp |
| Capital Gains Tax | 10% | 0% | MN +10 pp |
| Wealth Tax | 0% | 0% | match |
Income Tax
| Country | Rate | Source |
|---|---|---|
| Mongolia | 20% | Source: PWC Worldwide Tax Summaries — Mongolia (Individual, Taxes on personal income) · as of 2026-06-08 |
| Solomon Islands | 40% | Source: Solomon Islands Inland Revenue Division — Income Tax · as of 2026-05-18 |
| Difference | −20 pp | Solomon Islands higher |
Corporate Tax
| Country | Rate | Source |
|---|---|---|
| Mongolia | 25% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Solomon Islands | 30% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Difference | −5 pp | Solomon Islands higher |
Between the two, Solomon Islands's corporate tax rate (30%) tops Mongolia's (25%) by 5pp. The 201-country average is 22.6%: both sit above it.
Capital Gains Tax
| Country | Rate | Source |
|---|---|---|
| Mongolia | 10% | Source: PwC Worldwide Tax Summaries — Mongolia (Individual, Income determination) · as of 2026-06-08 |
| Solomon Islands | 0% | Source: Solomon Islands Inland Revenue Division — Tax Information · as of 2026-07-19 |
| Difference | +10 pp | Mongolia higher |
Between the two, Mongolia's capital gains tax rate (10%) tops Solomon Islands's (0%) by 10pp. The 175-country average is 10.3%: both sit below it.
Wealth Tax
| Country | Rate | Source |
|---|---|---|
| Mongolia | 0% | Source: PWC Worldwide Tax Summaries — Net wealth/worth tax rates (quick chart) · as of 2026-06-08 |
| Solomon Islands | 0% | Source: Solomon Islands Inland Revenue Division · as of 2026-07-18 |
| Difference | 0 pp | displayed rates match |
There's no gap here — Mongolia and Solomon Islands both post a wealth tax rate of 0%. The 193-country average is 0.1%: both sit below it.
Not covered for both countries yet: VAT, Crypto Tax.