MR · AfricaST · Africa
Mauritania vs São Tomé and Príncipe: tax rates compared
Between the two, Mauritania's income tax rate (40%) tops São Tomé and Príncipe's (25%) by 15pp. The 200-country average is 28%: Mauritania sits above it, São Tomé and Príncipe sits below it. Mauritania's figure is dated 2026-03-31 and São Tomé and Príncipe's 2009-10-08, so the two rates come from different data vintages.
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
| Tax | MR | ST | Difference |
|---|---|---|---|
| Income Tax | 40% | 25% | MR +15 pplargest gap |
| Corporate Tax | 25% | 25% | match |
| VAT | 16% | 15% | MR +1 pp |
Income Tax
| Country | Rate | Source |
|---|---|---|
| Mauritania | 40% | Source: PWC Worldwide Tax Summaries — Mauritania (Individual, Taxes on personal income) · as of 2026-03-31 |
| São Tomé and Príncipe | 25% | Source: Diário da República (official gazette), São Tomé e Príncipe — Lei n.º 11/2009, Código do Imposto sobre o Rendimento das Pessoas Singulares (IRS), Art. 66 · as of 2009-10-08 |
| Difference | +15 pp | Mauritania higher |
Corporate Tax
| Country | Rate | Source |
|---|---|---|
| Mauritania | 25% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| São Tomé and Príncipe | 25% | Source: Tax Foundation — Worldwide Corporate Tax Rates · as of 2025-01-01 |
| Difference | 0 pp | displayed rates match |
There's no gap here — Mauritania and São Tomé and Príncipe both post a corporate tax rate of 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 |
| São Tomé and Príncipe | 15% | Source: Ministério do Planeamento, Finanças e Economia Azul (São Tomé e Príncipe) — Manual do IVA 2023 · as of 2023-06-01 |
| Difference | +1 pp | Mauritania higher |
Between the two, Mauritania's VAT rate (16%) tops São Tomé and Príncipe's (15%) by 1pp. The 181-country average is 15%: Mauritania sits above it, São Tomé and Príncipe matches the world average. Mauritania's figure is dated 2026-03-31 and São Tomé and Príncipe's 2023-06-01, so the two rates come from different data vintages.
Not covered for both countries yet: Capital Gains Tax, Crypto Tax, Wealth Tax.