Corporate Tax Comparison

Iceland vs Singapore

Compare Iceland and Singapore corporate tax rates, filing due dates, withholding tax, VAT, capital gains tax, and effective tax metrics for cross-border company planning.

Time of Update — Iceland: 4/04/2026 · Singapore: 4/04/2026

Base Country/Region

Compare Country/Region

Compare Corporate Tax

Iceland

Singapore

Basic Corporate Tax Comparison

PwC World Tax Summary OECD Statistics

Time of Update — Iceland: 4/04/2026 · Singapore: 4/04/2026

Corporate Income Tax (CIT)

Iceland

Singapore

General CIT Rate:

20 (for LLCs and limited partnerships); 37.6 (for other entities)

General CIT Rate:

CIT Return Due Date:

31 May

CIT Return Due Date:

November 30

CIT Payment Due Date:

November 1st and December 1st

CIT Payment Due Date:

Tax assessment notice shall be delivered within one month.

CIT Estimated Payment Due Date:

Except for January and October, prepayments should be made on the first day of each month.

CIT Estimated Payment Due Date:

The estimated income tax assessment must be submitted within three months after the end of the company's fiscal year. The estimated tax should be paid within one month after receiving the assessment notice, or paid in installments according to the installment payment plan.

Withholding Tax (WHT)

Iceland

Singapore

Resident Withholding Tax (Dividend/Interest/Royalty):

22/22/0

Resident Withholding Tax (Dividend/Interest/Royalty):

Non-Resident Withholding Tax (Dividend/Interest/Royalty):

21/13/22

Non-Resident Withholding Tax (Dividend/Interest/Royalty):

0/15/10

Value-Added Tax (VAT)

Iceland

Singapore

General VAT Rate:

Learn More

Value-Added Tax (VAT)

General VAT Rate:

Learn More

Value-Added Tax (VAT)

Capital Gain Tax (CGT)

Iceland

Singapore

General Capital Gain Tax Rate:

20 (for corporations, same as CIT rate for LLCs); 22 (for individuals)

General Capital Gain Tax Rate:

Effective Tax Rate (ETR)

Iceland

Singapore

Composite Effective Average Tax Rate:

18.79%

Composite Effective Average Tax Rate:

16.09%

Composite Effective Marginal Tax Rate:

14.93%

Composite Effective Marginal Tax Rate:

13.15%

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