Corporate Tax Comparison

Panama vs Portugal

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

Time of Update — Panama: 4/04/2026 · Portugal: 4/04/2026

Base Country/Region

Compare Country/Region

Compare Corporate Tax

Panama

Portugal

Basic Corporate Tax Comparison

PwC World Tax Summary OECD Statistics

Time of Update — Panama: 4/04/2026 · Portugal: 4/04/2026

Corporate Income Tax (CIT)

Panama

Portugal

General CIT Rate:

CIT Return Due Date:

Three months after the end of the fiscal year.

CIT Return Due Date:

The last day of the fifth month after the end of the tax year.

CIT Payment Due Date:

Tax payments must be made within three months after the end of the respective accounting period.

CIT Payment Due Date:

The last day of the fifth month after the end of the tax year.

CIT Estimated Payment Due Date:

6 months, 9 months, and 12 months after the end of the 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)

Panama

Portugal

Resident Withholding Tax (Dividend/Interest/Royalty):

5, 10 - 20/NA/NA

Resident Withholding Tax (Dividend/Interest/Royalty):

25/25/25

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

5, 10 - 20/12.5/12.5

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

25/0-25/25

Value-Added Tax (VAT)

Panama

Portugal

General VAT Rate:

Learn More

Value-Added Tax (VAT)

General VAT Rate:

Learn More

Value-Added Tax (VAT)

Capital Gain Tax (CGT)

Panama

Portugal

General Capital Gain Tax Rate:

Return on investment sees Panama Company tax summary.

General Capital Gain Tax Rate:

25 (same as the normal CIT rate for corporations)

Effective Tax Rate (ETR)

Panama

Portugal

Composite Effective Average Tax Rate:

23.33%

Composite Effective Average Tax Rate:

28.42%

Composite Effective Marginal Tax Rate:

18.47%

Composite Effective Marginal Tax Rate:

16.01%

A Full-Service Consulting Firm Backs You Up

TKEG Expat is your trusted overseas business partner. We are the retail consulting department of THE KEITH &EVEN GROUP, a Hong Kong-based global consulting agency with access to 50 markets, covering approximately 72 percent of global GDP.
With its strategic advantages, we can connect customers to opportunities worldwide and serve them in 21 industries.

Learn More About THE KEITH & EVEN GROUP >

A Full-Service Consulting Firm Backs You Up

Corporate Clients

Do You Represent A Big Corporation Or Already Have 10 Million USD In Revenue?

If you represent a big corporation, or if your company already has more than $10 million USD in revenue, you may be interested in the enterprise solutions provided by THE KEITH &EVEN GROUP.

Enterprise Solutions >