OpenAccountants/Papua New Guinea/Papua New Guinea Corporate Income Tax

Papua New Guinea Corporate Income Tax

Name: OpenAccountants MCP Server
Author: OpenAccountants

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

Applicable period 2025Source-cited draft· Last updated Jun 25, 2026

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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Key figures — Papua New Guinea, 2025

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

Corporate tax rates overview

Resident companies are taxed at a flat 30% on trading profits. Non-resident companies operating through a branch face the same 30% plus a branch remittance tax. Commercial banks and certain resource projects have special rates.Income Tax Act

Resident company tax rate

30%Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income

Non-resident company (branch) rate

30% on attributable profits, plus a 15% branch remittance tax on repatriated profits (combined effective rate approximately 40.5%)Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income

Commercial bank rate

35% on taxable income below PGK 300 million; above that, an additional levy applies that reduces progressively from 43% toward 35% year-by-year through to 2034Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income

Overseas shippers (non-resident transport)

2.4% of gross income derived from PNGIncome Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income

Mining / petroleum / gas project rate

Resource projects are taxed under special regimes; mining is generally 30% and petroleum/gas project rates vary by project agreementIncome Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income

Tax base and administration overview

The tax base is worldwide income for resident companies, less allowable deductions. PNG levies withholding taxes on dividends, interest and royalties paid to non-residents. Companies file annually following the calendar year.Income Tax Act

Corporate tax base

Resident companies are taxed on worldwide income less allowable deductions; non-resident companies on PNG-source incomeIncome Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/income-determination

Withholding / non-resident tax on dividends

15% (standard); 30% on dividends paid by a non-profit or former non-profit body out of exempt incomeIncome Tax (Dividend Withholding Tax) provisions — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes

Withholding / non-resident tax on interest

15%Income Tax (Interest Withholding Tax) provisions — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes

Withholding / non-resident tax on royalties

10% (non-associate recipient); 30% (associate recipient)Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes

Treaty dividend cap

PNG's tax treaties generally cap dividend withholding at 15%PNG Double Taxation Agreements — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes

Corporate tax year

Calendar year (1 January to 31 December); substituted accounting periods require IRC approvalIncome Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration

Corporate return deadline

28 February following the year of income (extended to 30 June where lodged by a registered tax agent)Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration

Corporate tax payment

Companies pay provisional tax in instalments; balance of assessed tax due within 30 days of service of the assessment noticeIncome Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration

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

The full Guide

Corporate tax rates

Corporate tax rates overview — Resident companies are taxed at a flat 30% on trading profits. Non-resident companies operating through a branch face the same 30% plus a branch remittance tax. Commercial banks and certain resource projects have special rates. (Income Tax Act)
Resident company tax rate — 30% % (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)
Non-resident company (branch) rate — 30% on attributable profits, plus a 15% branch remittance tax on repatriated profits (combined effective rate approximately 40.5%) % (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)
Commercial bank rate — 35% on taxable income below PGK 300 million; above that, an additional levy applies that reduces progressively from 43% toward 35% year-by-year through to 2034 % (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)
Overseas shippers (non-resident transport) — 2.4% of gross income derived from PNG % (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)
Mining / petroleum / gas project rate — Resource projects are taxed under special regimes; mining is generally 30% and petroleum/gas project rates vary by project agreement % (approx — confirm rate per the specific resource project agreement and current rate schedule) (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)

Tax base, withholding taxes and administration

Tax base and administration overview — The tax base is worldwide income for resident companies, less allowable deductions. PNG levies withholding taxes on dividends, interest and royalties paid to non-residents. Companies file annually following the calendar year. (Income Tax Act)
Corporate tax base — Resident companies are taxed on worldwide income less allowable deductions; non-resident companies on PNG-source income (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/income-determination)
Withholding / non-resident tax on dividends — 15% (standard); 30% on dividends paid by a non-profit or former non-profit body out of exempt income % (Streamlined non-resident tax (NRT) regime effective 1 January 2026; treaty relief may reduce the rate) (Income Tax (Dividend Withholding Tax) provisions — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes)
Withholding / non-resident tax on interest — 15% % (Treaty relief (often 10%) may apply) (Income Tax (Interest Withholding Tax) provisions — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes)
Withholding / non-resident tax on royalties — 10% (non-associate recipient); 30% (associate recipient) % (Treaty relief (often 10%) may apply) (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes)
Treaty dividend cap — PNG's tax treaties generally cap dividend withholding at 15% (PNG Double Taxation Agreements — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes)
Corporate tax year — Calendar year (1 January to 31 December); substituted accounting periods require IRC approval (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration)
Corporate return deadline — 28 February following the year of income (extended to 30 June where lodged by a registered tax agent) (approx — confirm against current IRC lodgment program) (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration)
Corporate tax payment — Companies pay provisional tax in instalments; balance of assessed tax due within 30 days of service of the assessment notice (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration)

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Corporate tax rates

Corporate tax rates overview — Resident companies are taxed at a flat 30% on trading profits. Non-resident companies operating through a branch face the same 30% plus a branch remittance tax. Commercial banks and certain resource projects have special rates. (Income Tax Act)

Resident company tax rate — 30% % (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)

Non-resident company (branch) rate — 30% on attributable profits, plus a 15% branch remittance tax on repatriated profits (combined effective rate approximately 40.5%) % (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)

Commercial bank rate — 35% on taxable income below PGK 300 million; above that, an additional levy applies that reduces progressively from 43% toward 35% year-by-year through to 2034 % (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)

Overseas shippers (non-resident transport) — 2.4% of gross income derived from PNG % (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)

Mining / petroleum / gas project rate — Resource projects are taxed under special regimes; mining is generally 30% and petroleum/gas project rates vary by project agreement % (approx — confirm rate per the specific resource project agreement and current rate schedule) (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/taxes-on-corporate-income)

Tax base, withholding taxes and administration

Tax base and administration overview — The tax base is worldwide income for resident companies, less allowable deductions. PNG levies withholding taxes on dividends, interest and royalties paid to non-residents. Companies file annually following the calendar year. (Income Tax Act)

Corporate tax base — Resident companies are taxed on worldwide income less allowable deductions; non-resident companies on PNG-source income (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/income-determination)

Withholding / non-resident tax on dividends — 15% (standard); 30% on dividends paid by a non-profit or former non-profit body out of exempt income % (Streamlined non-resident tax (NRT) regime effective 1 January 2026; treaty relief may reduce the rate) (Income Tax (Dividend Withholding Tax) provisions — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes)

Withholding / non-resident tax on interest — 15% % (Treaty relief (often 10%) may apply) (Income Tax (Interest Withholding Tax) provisions — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes)

Withholding / non-resident tax on royalties — 10% (non-associate recipient); 30% (associate recipient) % (Treaty relief (often 10%) may apply) (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes)

Treaty dividend cap — PNG's tax treaties generally cap dividend withholding at 15% (PNG Double Taxation Agreements — https://taxsummaries.pwc.com/papua-new-guinea/corporate/withholding-taxes)

Corporate tax year — Calendar year (1 January to 31 December); substituted accounting periods require IRC approval (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration)

Corporate return deadline — 28 February following the year of income (extended to 30 June where lodged by a registered tax agent) (approx — confirm against current IRC lodgment program) (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration)

Corporate tax payment — Companies pay provisional tax in instalments; balance of assessed tax due within 30 days of service of the assessment notice (Income Tax Act — https://taxsummaries.pwc.com/papua-new-guinea/corporate/tax-administration)