Source-cited draft: tax overview for Brunei (tax year 2025) — rates, thresholds and rules with primary-source citations. Unverified; pending local-accountant review.
Source-cited draft.Written from sources but not reviewed by a licensed practitioner, so it may be incomplete or wrong. General reference only; don't file or take a position on it without professional review.
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Brunei tax system overview
Brunei Darussalam has no personal income tax and no VAT/GST. The principal direct tax is corporate income tax administered by the Revenue Division (Income Tax Board) of the Ministry of Finance and Economy. Brunei taxes companies on a preceding-year basis.
National currency
Brunei dollar (BND), pegged 1:1 to the Singapore dollarCurrency Order / Currency Interchangeability Agreement
Tax authority
Revenue Division (Income Tax Board), Ministry of Finance and Economy (MoFE)Income Tax Act (Cap. 35), https://www.mofe.gov.bn/Divisions/income-tax.aspx
Basis of assessment
Preceding-year basis; e.g. year of assessment 2025 is based on income for the accounting period ending in 2024Income Tax Act (Cap. 35), https://taxsummaries.pwc.com/brunei-darussalam/corporate/tax-administration
Personal income tax
None — Brunei imposes no tax on the personal income (employment, investment or other) of individuals, regardless of nationality or residenceIncome Tax Act (Cap. 35), https://taxsummaries.pwc.com/brunei-darussalam/individual/taxes-on-personal-income
Headline corporate income tax rate
18.5%Income Tax Act (Cap. 35), https://taxsummaries.pwc.com/brunei-darussalam/corporate/taxes-on-corporate-income
Oil and gas exploration/production income tax rate
55%Income Tax (Petroleum) Act (Cap. 119), https://taxsummaries.pwc.com/brunei-darussalam/corporate/taxes-on-corporate-income
VAT / GST / sales tax
None — Brunei has no value-added tax, goods and services tax or general sales taxNo VAT/GST statute in force, https://taxsummaries.pwc.com/brunei-darussalam/corporate/other-taxes
Capital gains tax
No separate capital gains tax (gains of a capital nature are generally not taxed)Income Tax Act (Cap. 35)
Corporate income tax return deadline
30 June of the relevant year of assessmentIncome Tax Act (Cap. 35), https://taxsummaries.pwc.com/brunei-darussalam/corporate/tax-administration
Corporate residence / source basis
A company is resident if its control and management are exercised in Brunei; tax applies broadly on a territorial/Brunei-source basis ((approx — confirm))Income Tax Act (Cap. 35)
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Other Brunei computations in the OpenAccountants Tax Library.