GG · EuropeSB · Oceania
Guernsey vs Solomon Islands: tax rates compared
Solomon Islands has an income tax rate of 40%, 20pp above Guernsey's 20%. The 200-country average is 28%: Guernsey sits below it, Solomon Islands sits above it. Guernsey's figure is dated 2025-12-17 and Solomon Islands's 2026-05-18, 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 | GG | SB | Difference |
|---|---|---|---|
| Income Tax | 20% | 40% | SB +20 pp |
| Corporate Tax | 0% | 30% | SB +30 pplargest gap |
| Capital Gains Tax | 0% | 0% | match |
| Wealth Tax | 0% | 0% | match |
Income Tax
| Country | Rate | Source |
|---|---|---|
| Guernsey | 20% | Source: PwC Worldwide Tax Summaries — Guernsey, Channel Islands, Individual - Taxes on personal income · as of 2025-12-17 |
| 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 |
|---|---|---|
| Guernsey | 0% | 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 | −30 pp | Solomon Islands higher |
Solomon Islands has a corporate tax rate of 30%, 30pp above Guernsey's 0%. The 201-country average is 22.6%: Guernsey sits below it, Solomon Islands sits above it.
Capital Gains Tax
| Country | Rate | Source |
|---|---|---|
| Guernsey | 0% | Source: PwC Worldwide Tax Summaries — Guernsey, Channel Islands, Individual - Income determination · as of 2025-12-17 |
| Solomon Islands | 0% | Source: Solomon Islands Inland Revenue Division — Tax Information · as of 2026-07-19 |
| Difference | 0 pp | displayed rates match |
Guernsey and Solomon Islands share the same capital gains tax rate: 0%. The 175-country average is 10.3%: both sit below it. Guernsey's figure is dated 2025-12-17 and Solomon Islands's 2026-07-19, so the two rates come from different data vintages.
Wealth Tax
| Country | Rate | Source |
|---|---|---|
| Guernsey | 0% | Source: PWC Worldwide Tax Summaries — Guernsey (Individual, Other taxes) · as of 2025-12-17 |
| Solomon Islands | 0% | Source: Solomon Islands Inland Revenue Division · as of 2026-07-18 |
| Difference | 0 pp | displayed rates match |
Guernsey and Solomon Islands share the same wealth tax rate: 0%. The 193-country average is 0.1%: both sit below it. Guernsey's figure is dated 2025-12-17 and Solomon Islands's 2026-07-18, so the two rates come from different data vintages.
Not covered for both countries yet: VAT, Crypto Tax.