MG · AfricaSB · Oceania

Madagascar vs Solomon Islands: tax rates compared

Between the two, Solomon Islands's income tax rate (40%) tops Madagascar's (25%) by 15pp. The 200-country average is 28%: Madagascar sits below it, Solomon Islands sits above it.

Verified data covers three of the six tracked tax types for both countries; every rate below is cited to its source and dated.

At a glance

0102030405060Income25%40%Corporate20%30%Wealth Tax0%
three shared taxes, side by side
Tax MG SBDifference
Income Tax25%40%SB +15 pplargest gap
Corporate Tax20%30%SB +10 pp
Wealth Tax0%0%match

Income Tax

Income Tax, side by side
CountryRateSource
Madagascar25%Source: Ministère de l'Économie et des Finances (Madagascar) — Loi n° 2025-021 portant Loi de Finances pour 2026, Article 01.03.16 · as of 2026-01-01
Solomon Islands40%Source: Solomon Islands Inland Revenue Division — Income Tax · as of 2026-05-18
Difference−15 ppSolomon Islands higher

Corporate Tax

Corporate Tax, side by side
CountryRateSource
Madagascar20%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−10 ppSolomon Islands higher

Between the two, Solomon Islands's corporate tax rate (30%) tops Madagascar's (20%) by 10pp. The 201-country average is 22.6%: Madagascar sits below it, Solomon Islands sits above it.

Wealth Tax

Wealth Tax, side by side
CountryRateSource
Madagascar0%Source: PWC Worldwide Tax Summaries — Net wealth/worth tax rates (quick chart) · as of 2025-11-18
Solomon Islands0%Source: Solomon Islands Inland Revenue Division · as of 2026-07-18
Difference0 ppdisplayed rates match

There's no gap here — Madagascar and Solomon Islands both post a wealth tax rate of 0%. The 193-country average is 0.1%: both sit below it. Madagascar's figure is dated 2025-11-18 and Solomon Islands's 2026-07-18, so the two rates come from different data vintages.

Not covered for both countries yet: VAT, Capital Gains Tax, Crypto Tax.