SB · OceaniaLK · Asia
Solomon Islands vs Sri Lanka: tax rates compared
Solomon Islands's income tax rate is 4pp higher than Sri Lanka's (40% vs 36%). The 200-country average is 28%: both sit above it. Solomon Islands's figure is dated 2026-05-18 and Sri Lanka's 2025-08-28, 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 | SB | LK | Difference |
|---|---|---|---|
| Income Tax | 40% | 36% | SB +4 pplargest gap |
| Corporate Tax | 30% | 30% | match |
| Capital Gains Tax | 0% | 0% | match |
| Wealth Tax | 0% | 0% | match |
Income Tax
| Country | Rate | Source |
|---|---|---|
| Solomon Islands | 40% | Source: Solomon Islands Inland Revenue Division — Income Tax · as of 2026-05-18 |
| Sri Lanka | 36% | Source: Inland Revenue Department, Sri Lanka — Tax Chart, Year of Assessment 2025/2026 · as of 2025-08-28 |
| Difference | +4 pp | Solomon Islands higher |
Corporate Tax
| Country | Rate | Source |
|---|---|---|
| Solomon Islands | 30% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Sri Lanka | 30% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Difference | 0 pp | displayed rates match |
Solomon Islands's corporate tax rate is identical to Sri Lanka's — both sit at 30%. The 201-country average is 22.6%: both sit above it.
Capital Gains Tax
| Country | Rate | Source |
|---|---|---|
| Solomon Islands | 0% | Source: Solomon Islands Inland Revenue Division — Tax Information · as of 2026-07-19 |
| Sri Lanka | 0% | Source: Inland Revenue Department, Sri Lanka — Capital Gain Tax (CGT) · as of 2025-11-19 |
| Difference | 0 pp | displayed rates match |
Solomon Islands's capital gains tax rate is identical to Sri Lanka's — both sit at 0%. The 175-country average is 10.3%: both sit below it. Solomon Islands's figure is dated 2026-07-19 and Sri Lanka's 2025-11-19, so the two rates come from different data vintages.
Wealth Tax
| Country | Rate | Source |
|---|---|---|
| Solomon Islands | 0% | Source: Solomon Islands Inland Revenue Division · as of 2026-07-18 |
| Sri Lanka | 0% | Source: Sri Lanka Inland Revenue Department — Acts of Parliament (tax legislation listing) · as of 2026-07-18 |
| Difference | 0 pp | displayed rates match |
Solomon Islands's wealth tax rate is identical to Sri Lanka's — both sit at 0%. The 193-country average is 0.1%: both sit below it.
Not covered for both countries yet: VAT, Crypto Tax.