Chinese Mainland vs Portugal
Corporate Tax Comparison
Time of Update: Chinese Mainland: 4/04/2026 / Portugal: 4/04/2026
Compare Chinese Mainland and Portugal corporate tax rates, filing due dates, withholding tax, VAT, capital gains tax, and effective tax metrics for cross-border company planning.
Chinese Mainland vs Portugal Corporate Tax Comparison
Basic Corporate Tax Comparison
Corporate Income Tax (CIT)
Chinese Mainland
Portugal
General CIT Rate:
25%
General CIT Rate:
21
CIT Return Due Date:
For annual CIT declaration, it should be submitted within five months after the end of the tax year. For monthly or quarterly temporary CIT declaration, it should be submitted within 15 days after the end of each month/quarter.
CIT Return Due Date:
The last day of the fifth month after the end of the tax year.
CIT Payment Due Date:
Within five months 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:
Quarterly or monthly installment payments should be made within 15 days after the end of each month/quarter.
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)
Chinese Mainland
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):
10/10/10
None-Resident Withholding Tax (Dividend/Interest/Royalty):
25/0-25/25
Value-Added Tax (VAT)
Capital Gain Tax (CGT)
Chinese Mainland
Portugal
General Capital Gain Tax Rate:
Capital gains are subject to the normal corporate income tax rate.
General Capital Gain Tax Rate:
25 (same as the normal CIT rate for corporations)
Effective Tax Rate (ETR)
Chinese Mainland
Portugal
Composite Effective Average Tax Rate:
23.00
Composite Effective Average Tax Rate:
28.42%
Composite Effective Marginal Tax Rate:
15.59
Composite Effective Marginal Tax Rate:
16.01%
