Stamp Duty Explained: Rates, Deadlines and Key Rules in Portugal

Buying a property in Portugal involves more than agreeing on a purchase price. Alongside taxes such as IMT (Property Transfer Tax), buyers must also pay Stamp Duty (Imposto do Selo), one of the oldest taxes in the country.
Understanding how Stamp Duty works can help you budget accurately and avoid unexpected costs during the purchase process. Here’s everything you need to know.