Taxes
Guides to everyday taxes in Portugal: IRS, IMI, IUC and capital gains.
How is IRS (Portuguese income tax) calculated?
How IRS is calculated: taxable income, the 2026 brackets (Art. 68.º), average vs marginal rate and joint taxation, in plain language, with a worked example.
5 min readHow is VAT (IVA) calculated in Portugal?
How to calculate Portuguese VAT (IVA): adding and removing VAT at the standard (23%), intermediate (13%) and reduced (6%) rates, with an example.
3 min readHow is IMT calculated when buying a home in Portugal?
How IMT is calculated: the taxable value, the 2026 brackets, the exemption, IMT Jovem and how it differs from IMI, in plain language, with a worked example.
4 min readWhat is IMT Jovem and how much do you save on a first home?
What IMT Jovem is: the IMT and Stamp Duty exemption for a first home under 35, the 2026 limits (full and partial) and who qualifies, with a worked example.
3 min readWhat is Stamp Duty (Imposto do Selo) and how much do you pay when buying a home?
What Stamp Duty (Imposto do Selo) is: the rates, the 0.8% duty on buying a home and the mortgage credit duty, explained simply, with an example.
4 min readHow is your home’s IMI calculated in Portugal?
How IMI is calculated: the VPT, the municipal rate (0.3%–0.45%), the family deduction and the payment instalments, in plain language, with a worked example.
4 min readHow is your car’s IUC calculated in Portugal?
How IUC is calculated: the engine-size and CO₂ components, the year coefficient, the diesel surcharge and exemptions, in plain language, with a worked example.
4 min readHow is a car’s ISV calculated in Portugal?
How ISV is calculated: the engine-size and CO₂ components, the diesel surcharge, the used-car reduction and the electric exemption, with a worked example.
4 min readWhat are capital gains and how are they taxed in Portugal?
What capital gains are, how to work out the gain on shares, ETFs and funds, the 28% rate, aggregation and losses, in plain language, with a worked example.
4 min readWhat is late-payment interest (juros de mora) and how is it calculated?
What late-payment interest (juros de mora) is: the formula, the 4% civil rate, the commercial rate and how to work out the interest on an overdue payment.
4 min read
The content is educational and does not constitute financial advice.