Know exactly how much IRS you'll owe — before you file
Portugal's only tax calculator that shows every formula, compares scenarios, and explains the result in plain language.
Based on official CIRS formulas · Updated for 2026 · No credit card required
Your tax breakdown
Every line shows the formula and legal reference. No black box.
What makes us different
Compare scenarios
Joint or separate? Englobamento or not? See both options side by side and pick the one that saves you more.
💡 Couple earning €50k + €30k saved €1,847 by filing jointly
Every formula explained
Not just a number — see exactly how your tax is calculated. References to CIRS articles included.
NHR & IFICI ready
Leaving NHR? Moving to IFICI? Calculate the exact impact on your tax bill.
Who is this for
Employed in Portugal (Category A) — simple or multiple employers
Freelancer or self-employed (Category B) — simplified or organized regime
NHR holder watching benefits expire — see what changes
New resident exploring IFICI (NHR 2.0) — check if you qualify and how much you save
Receiving foreign income, dividends, or rental income
Couple deciding between joint and separate filing
Simple pricing
Free
€0
Quick estimate for simple cases
Pro
€39/year
Year-round access with history
Save €200+ compared to an accountant for a standard filing
IRS Clarity uses official Portuguese tax formulas (CIRS). Updated for the 2025 tax year. Not tax advice — always verify with a certified TOC before filing.