MR · AfricaSL · Africa
Mauritania vs Sierra Leone: tax rates compared
Mauritania has an income tax rate of 40%, 10pp above Sierra Leone's 30%. The 200-country average is 28%: both sit above it. Mauritania's figure is dated 2026-03-31 and Sierra Leone's 2021-01-01, 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 | MR | SL | Difference |
|---|---|---|---|
| Income Tax | 40% | 30% | MR +10 pplargest gap |
| Corporate Tax | 25% | 25% | match |
| VAT | 16% | 15% | MR +1 pp |
| Wealth Tax | 0% | 0% | match |
Income Tax
| Country | Rate | Source |
|---|---|---|
| Mauritania | 40% | Source: PWC Worldwide Tax Summaries — Mauritania (Individual, Taxes on personal income) · as of 2026-03-31 |
| Sierra Leone | 30% | Source: Sierra Leone National Revenue Authority — 2022 NRA Tax Guide · as of 2021-01-01 |
| Difference | +10 pp | Mauritania higher |
Corporate Tax
| Country | Rate | Source |
|---|---|---|
| Mauritania | 25% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Sierra Leone | 25% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Difference | 0 pp | displayed rates match |
Mauritania and Sierra Leone share the same corporate tax rate: 25%. The 201-country average is 22.6%: both sit above it.
VAT
| Country | Rate | Source |
|---|---|---|
| Mauritania | 16% | Source: PWC Worldwide Tax Summaries — Mauritania (Corporate, Other taxes) · as of 2026-03-31 |
| Sierra Leone | 15% | Source: National Revenue Authority (Sierra Leone) — A Guide to the GST Legislation · as of 2009-03-01 |
| Difference | +1 pp | Mauritania higher |
Mauritania has a VAT rate of 16%, 1pp above Sierra Leone's 15%. The 181-country average is 15%: Mauritania sits above it, Sierra Leone matches the world average. Mauritania's figure is dated 2026-03-31 and Sierra Leone's 2009-03-01, so the two rates come from different data vintages.
Wealth Tax
| Country | Rate | Source |
|---|---|---|
| Mauritania | 0% | Source: PWC Worldwide Tax Summaries — Net wealth/worth tax rates (quick chart) · as of 2026-03-31 |
| Sierra Leone | 0% | Source: Sierra Leone National Revenue Authority — Tax Laws & Regulations (official index) · as of 2026-07-18 |
| Difference | 0 pp | displayed rates match |
Mauritania and Sierra Leone share the same wealth tax rate: 0%. The 193-country average is 0.1%: both sit below it.
Not covered for both countries yet: Capital Gains Tax, Crypto Tax.