OpenAccountants/Sierra Leone/Sierra Leone Corporate Income Tax

Sierra Leone Corporate Income Tax

Name: OpenAccountants MCP Server
Author: OpenAccountants

Source-cited draft: corporate income tax for Sierra Leone (tax year 2025) — rates, thresholds and rules with primary-source citations. Unverified; pending local-accountant review.

Applicable period 2025Built by Michael Cutajar and the OpenAccountants team· Last updated Jun 25, 2026

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Built by Michael Cutajar and the OpenAccountants team. Written from the official sources it cites.

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Key figures — Sierra Leone, 2025

Every figure is drawn from this Guide and cited to its source.

Standard corporate income tax rate

30%Income Tax Act 2000View source ↗

Non-resident company rate

30% on Sierra Leone-source taxable incomeIncome Tax Act 2000

Mining company rate

Generally 30% (subject to mining-specific regimes and agreements)Income Tax Act 2000

Agriculture / qualifying sector incentive

Reduced rates and tax holidays available for approved agriculture and priority-sector investorsIncome Tax Act 2000

Minimum/turnover tax

A minimum tax of around 3% of turnover may apply to companies in a loss or low-profit positionIncome Tax Act 2000

Tax base

Accounting profit adjusted for tax (non-deductibles added back, capital allowances and exempt income deducted)Income Tax Act 2000

Withholding tax on dividends

15% (resident and non-resident)Income Tax Act 2000View source ↗

Withholding tax on interest

15% (resident and non-resident)Income Tax Act 2000View source ↗

Withholding tax on royalties

15% (resident and non-resident)Income Tax Act 2000View source ↗

Withholding tax on rent

10% resident; 15% non-residentIncome Tax Act 2000View source ↗

Withholding tax on management/professional fees

15% (resident and non-resident)Income Tax Act 2000View source ↗

Withholding tax on contractors (goods & services)

6.5% resident; 11.5% non-residentIncome Tax Act 2000View source ↗

Contractor WHT threshold

WHT on supplier/contractor payments applies above NLe 500 in the month of paymentIncome Tax Act 2000

Annual return deadline

Within 120 days of year end (by 30 April for a calendar-year company)Income Tax Act 2000

Provisional tax instalments

Quarterly provisional tax instalments are payable during the year, with final balance on filingIncome Tax Act 2000

Rendered from the canonical facts model. General reference only — confirm with a qualified professional before acting.

The full Guide

Corporate income tax rates, base and withholding

Standard corporate income tax rate — 30% percent (Income Tax Act 2000)
Non-resident company rate — 30% on Sierra Leone-source taxable income percent (Income Tax Act 2000)
Mining company rate — Generally 30% (subject to mining-specific regimes and agreements) percent (approx — confirm) (Income Tax Act 2000)
Agriculture / qualifying sector incentive — Reduced rates and tax holidays available for approved agriculture and priority-sector investors (approx — confirm) (Income Tax Act 2000)
Minimum/turnover tax — A minimum tax of around 3% of turnover may apply to companies in a loss or low-profit position percent (approx — confirm) (Income Tax Act 2000)
Tax base — Accounting profit adjusted for tax (non-deductibles added back, capital allowances and exempt income deducted) (Income Tax Act 2000)
Withholding tax on dividends — 15% (resident and non-resident) percent (Income Tax Act 2000)
Withholding tax on interest — 15% (resident and non-resident) percent (Income Tax Act 2000)
Withholding tax on royalties — 15% (resident and non-resident) percent (Income Tax Act 2000)
Withholding tax on rent — 10% resident; 15% non-resident percent (Income Tax Act 2000)
Withholding tax on management/professional fees — 15% (resident and non-resident) percent (Income Tax Act 2000)
Withholding tax on contractors (goods & services) — 6.5% resident; 11.5% non-resident percent (Income Tax Act 2000)
Contractor WHT threshold — WHT on supplier/contractor payments applies above NLe 500 in the month of payment NLe (approx — confirm) (Income Tax Act 2000)
Annual return deadline — Within 120 days of year end (by 30 April for a calendar-year company) (approx — confirm) (Income Tax Act 2000)
Provisional tax instalments — Quarterly provisional tax instalments are payable during the year, with final balance on filing (approx — confirm) (Income Tax Act 2000)

Want your tax return done for you?

OpenAccountants prepares, checks and files company and personal returns in Sierra Leone, before the deadline. Start with a free 30-minute call.

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Corporate income tax rates, base and withholding

Standard corporate income tax rate — 30% percent (Income Tax Act 2000)

Non-resident company rate — 30% on Sierra Leone-source taxable income percent (Income Tax Act 2000)

Mining company rate — Generally 30% (subject to mining-specific regimes and agreements) percent (approx — confirm) (Income Tax Act 2000)

Agriculture / qualifying sector incentive — Reduced rates and tax holidays available for approved agriculture and priority-sector investors (approx — confirm) (Income Tax Act 2000)

Minimum/turnover tax — A minimum tax of around 3% of turnover may apply to companies in a loss or low-profit position percent (approx — confirm) (Income Tax Act 2000)

Tax base — Accounting profit adjusted for tax (non-deductibles added back, capital allowances and exempt income deducted) (Income Tax Act 2000)

Withholding tax on dividends — 15% (resident and non-resident) percent (Income Tax Act 2000)

Withholding tax on interest — 15% (resident and non-resident) percent (Income Tax Act 2000)

Withholding tax on royalties — 15% (resident and non-resident) percent (Income Tax Act 2000)

Withholding tax on rent — 10% resident; 15% non-resident percent (Income Tax Act 2000)

Withholding tax on management/professional fees — 15% (resident and non-resident) percent (Income Tax Act 2000)

Withholding tax on contractors (goods & services) — 6.5% resident; 11.5% non-resident percent (Income Tax Act 2000)

Contractor WHT threshold — WHT on supplier/contractor payments applies above NLe 500 in the month of payment NLe (approx — confirm) (Income Tax Act 2000)

Annual return deadline — Within 120 days of year end (by 30 April for a calendar-year company) (approx — confirm) (Income Tax Act 2000)

Provisional tax instalments — Quarterly provisional tax instalments are payable during the year, with final balance on filing (approx — confirm) (Income Tax Act 2000)