Open Source - MIT License

Portugal Freelancer Tax Data 2026

Free, machine-readable JSON datasets for Portuguese freelancer tax rules. Built for digital nomads, D8 visa holders, and expat freelancers.

This open-source project provides structured tax data for anyone building tools, spreadsheets, or calculators for freelancers in Portugal. All data is sourced from the Autoridade Tributaria (Portuguese Tax Authority) and updated for 2026.

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Datasets Available

FileDescription
irs-brackets-2026.jsonIRS income tax brackets (9 tiers, 13.25%-48%)
social-security.jsonSocial security rates, exemptions, quarterly rules
vat-rates.jsonVAT rates and Article 53 exemption thresholds
deadlines-2026.jsonMonth-by-month tax deadlines calendar
withholding-tax.jsonWithholding tax (retencao na fonte) rates
common-cae-codes.jsonCommon CAE activity codes for freelancers
nhr-ifici-2026.jsonNHR 2.0 / IFICI tax incentive rules

IRS Tax Brackets 2026

Portugal uses progressive tax brackets. Freelancers under the simplified regime have a 75% taxable coefficient — only 75% of gross income is taxed.

BracketTaxable Income (EUR)Rate
1Up to 7,70313.25%
27,703 - 11,62318.00%
311,623 - 16,47223.00%
416,472 - 21,32126.00%
521,321 - 27,14632.75%
627,146 - 39,79137.00%
739,791 - 51,99743.50%
851,997 - 81,19945.00%
9Over 81,19948.00%

Social Security for Freelancers

ParameterValue
Standard rate21.4% of relevant income
Relevant income70% of gross income
Effective rate on gross~14.98%
First-year exemption12 months from first invoice
Quarterly declarationJanuary, April, July, October
Minimum contributionEUR 20/month

Key Deadlines 2026

MonthDeadlineWhat
JanuaryJan 31Q4 2025 SS income declaration
FebruaryFeb 25Validate e-Fatura invoices for 2025
MarchMar 312025 annual income confirmation
AprilApr 1IRS filing period opens
AprilApr 30Q1 2026 SS declaration
JuneJun 30IRS filing deadline
JulyJul 31Q2 2026 SS declaration + payment
OctoberOct 31Q3 2026 SS declaration

Free Tools & Guides

These free resources from VerdeDesk use this dataset and explain Portuguese tax rules in plain English:

Tax Calculator — Estimate your IRS, social security, and VAT for 2026 NHR/IFICI Checker — Check your eligibility for the 20% flat tax rate How to Issue a Recibo Verde — Step-by-step green receipt guide VAT Exemption Article 53 — 2026 threshold changes explained Social Security Guide — Rates, quarterly deadlines, first-year exemption IRS Tax Return Guide — Filing your 2025 return (April-June 2026) D8 Visa Tax Guide — Tax residency, NIF, IRS, VAT, SS for digital nomads 2026 Tax Deadlines — Month-by-month calendar with penalties How to Register as a Freelancer — Abrir atividade step-by-step Withholding Tax — 25% rate, exemptions, and decision tree Portal das Financas in English — Complete menu translation How to Get a NIF — EU, non-EU, fiscal reps, online options All Guides — Browse the full library