GG · Europe ↔ MR · Africa

Guernsey vs Mauritania: tax rates compared

Mauritania's corporate tax rate is 25pp higher than Guernsey's (25% vs 0%). The 201-country average is 22.6%: Guernsey sits below it, Mauritania sits above it.

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

Corporate Tax

0102030405060World avg 22.6%GG 0%MR 25%
Corporate Tax, side by side
CountryRateSource
Guernsey0%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Mauritania25%Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01
Difference−25 ppMauritania higherlargest gap on this page

Wealth Tax

0102030405060World avg 0.1%GG 0%MR 0%
Wealth Tax, side by side
CountryRateSource
Guernsey0%Source: PWC Worldwide Tax Summaries — Guernsey (Individual, Other taxes) · as of 2025-12-17
Mauritania0%Source: PWC Worldwide Tax Summaries — Net wealth/worth tax rates (quick chart) · as of 2026-03-31
Difference0 ppdisplayed rates match

Guernsey's wealth tax rate is identical to Mauritania's — both sit at 0%. The 193-country average is 0.1%: both sit below it. Guernsey's figure is dated 2025-12-17 and Mauritania's 2026-03-31, so the two rates come from different data vintages.

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