Thinking of buying a home in Portugal? The property tax in Portugal can feel confusing at first, but it gets simple once you know what you pay when you buy and what you pay every year. In this guide, we explain IMI tax, AIMI, IMT tax in Portugal 2026 and stamp duty in plain language, with a real example and the latest rates for residents, non-residents and property tax for foreigners in Portugal, so there are no surprises later. Read the full guide here.