IQ · AsiaSB · Oceania

Iraq vs Solomon Islands: tax rates compared

Solomon Islands's income tax rate is 25pp higher than Iraq's (40% vs 15%). The 200-country average is 28%: Iraq 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

0102030405060Income15%40%Corporate15%30%Capital Gains0%Wealth Tax0%
four shared taxes, side by side
Tax IQ SBDifference
Income Tax15%40%SB +25 pplargest gap
Corporate Tax15%30%SB +15 pp
Capital Gains Tax0%0%match
Wealth Tax0%0%match

Income Tax

Income Tax, side by side
CountryRateSource
Iraq15%Source: PWC Worldwide Tax Summaries — Iraq (Individual, Taxes on personal income) · as of 2026-06-24
Solomon Islands40%Source: Solomon Islands Inland Revenue Division — Income Tax · as of 2026-05-18
Difference−25 ppSolomon Islands higher

Corporate Tax

Corporate Tax, side by side
CountryRateSource
Iraq15%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Solomon Islands30%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Difference−15 ppSolomon Islands higher

Solomon Islands's corporate tax rate is 15pp higher than Iraq's (30% vs 15%). The 201-country average is 22.6%: Iraq sits below it, Solomon Islands sits above it.

Capital Gains Tax

Capital Gains Tax, side by side
CountryRateSource
Iraq0%Source: EY Worldwide Personal Tax and Immigration Guide 2025-26 — Iraq · as of 2025-10-01
Solomon Islands0%Source: Solomon Islands Inland Revenue Division — Tax Information · as of 2026-07-19
Difference0 ppdisplayed rates match

Iraq's capital gains tax rate is identical to Solomon Islands's — both sit at 0%. The 175-country average is 10.3%: both sit below it. Iraq's figure is dated 2025-10-01 and Solomon Islands's 2026-07-19, so the two rates come from different data vintages.

Wealth Tax

Wealth Tax, side by side
CountryRateSource
Iraq0%Source: PWC Worldwide Tax Summaries — Iraq (Individual, Other taxes) · as of 2026-06-24
Solomon Islands0%Source: Solomon Islands Inland Revenue Division · as of 2026-07-18
Difference0 ppdisplayed rates match

Iraq's wealth tax rate is identical to Solomon Islands'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.