

Puerto Rico vs Portugal
Corporate Tax Comparison
Time of Update: Puerto Rico: 4/06/2026 / Portugal: 4/04/2026
Compare Puerto Rico and Portugal corporate tax rates, filing due dates, withholding tax, VAT, capital gains tax, and effective tax metrics for cross-border company planning.
Puerto Rico vs Portugal Corporate Tax Comparison
Basic Corporate Tax Comparison
Corporate Income Tax (CIT)
Puerto Rico
Portugal
General CIT Rate:
37.5 (i.e. 18.5% plus an additional tax of 19% on income over $275,000).
General CIT Rate:
21
CIT Return Due Date:
Regular companies - within the first 15 days of the fourth month after the end of their tax year. Tax-exempt businesses - within the first 15 days of the sixth month after the end of the tax year.
CIT Return Due Date:
The last day of the fifth month after the end of the tax year.
CIT Payment Due Date:
Regular companies - within the first 15 days of the fourth month after the end of their tax year. Tax-exempt businesses - within the first 15 days of the sixth month after the end of the tax year.
CIT Payment Due Date:
The last day of the fifth month after the end of the tax year.
CIT Estimated Payment Due Date:
Ordinary companies - equal installment payments on the 15th day of the fourth, sixth, ninth, and twelfth months of the company's tax year. Tax-exempt businesses - the first and second installments can be jointly paid on the 15th day of the sixth month of the company's tax year.
CIT Estimated Payment Due Date:
Three-stage installment payments due in July, September, and December (if the tax year corresponds to the calendar year). Under certain conditions, the final installment payment may be waived.
Withholding Tax (WHT)
Puerto Rico
Portugal
Resident Withholding Tax (Dividend/Interest/Royalty):
N/A
Resident Withholding Tax (Dividend/Interest/Royalty):
25/25/25
None-Resident Withholding Tax (Dividend/Interest/Royalty):
10/29/29
None-Resident Withholding Tax (Dividend/Interest/Royalty):
25/0-25/25
Value-Added Tax (VAT)
Capital Gain Tax (CGT)
Puerto Rico
Portugal
General Capital Gain Tax Rate:
20
General Capital Gain Tax Rate:
25 (same as the normal CIT rate for corporations)
Effective Tax Rate (ETR)
Puerto Rico
Portugal
Composite Effective Average Tax Rate:
Composite Effective Average Tax Rate:
28.42%
Composite Effective Marginal Tax Rate:
Composite Effective Marginal Tax Rate:
16.01%
