Corporate Tax Comparison

Ireland vs Thailand

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

Time of Update — Ireland: 4/04/2026 · Thailand: 4/04/2026

Base Country/Region

Compare Country/Region

Compare Corporate Tax

Ireland

Thailand

Basic Corporate Tax Comparison

PwC World Tax Summary OECD Statistics

Time of Update — Ireland: 4/04/2026 · Thailand: 4/04/2026

Corporate Income Tax (CIT)

Ireland

Thailand

General CIT Rate:

Trade company: 12.5%. Non-trade company: 25% (e.g. royalties received by passive holding companies).

General CIT Rate:

20%

CIT Return Due Date:

Nine months after the end of the tax accounting period.

CIT Return Due Date:

settled within the same 150-day period

CIT Payment Due Date:

Nine months after the end of the tax accounting period.

CIT Payment Due Date:

settled within the same 150-day period

CIT Estimated Payment Due Date:

Small companies: The first installment should be due 31 days before the end of the tax accounting period, and the final installment should be due at the time of submitting the tax return; Large companies: The first installment should be due six months after the start of the tax accounting period, the second installment should be due 31 days before the end of the tax accounting period, and the final installment should be due at the time of submitting the CIT return for that period. * Not later than the 23rd of the month.

CIT Estimated Payment Due Date:

due two months after the close of the first six months of the company's accounting period

Withholding Tax (WHT)

Ireland

Thailand

Resident Withholding Tax (Dividend/Interest/Royalty):

25/20/20

Resident Withholding Tax (Dividend/Interest/Royalty):

0/10/3

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

25/20/20

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

10/15/15

Value-Added Tax (VAT)

Ireland

Thailand

General VAT Rate:

Learn More

Value-Added Tax (VAT)

General VAT Rate:

Learn More

Value-Added Tax (VAT)

Capital Gain Tax (CGT)

Ireland

Thailand

General Capital Gain Tax Rate:

33%

General Capital Gain Tax Rate:

Capital gains are subject to the normal CIT rate.

Effective Tax Rate (ETR)

Ireland

Thailand

Composite Effective Average Tax Rate:

12.36

Composite Effective Average Tax Rate:

19.61%

Composite Effective Marginal Tax Rate:

13.21

Composite Effective Marginal Tax Rate:

21.74%

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