Take advantage of the IMT and IS tax exemption schemes and the State Guarantee for young people up to 35 years old  

(Decree-Law no. 30-A/2024, approved on 20 June and effective from 1 August 2024.)

See below how:

https://conselhosdoconsultor.com/isencao-de-imt-e-is-para-jovens-ate-aos-35-perguntas-e-respostas/

https://www.deco.proteste.pt/dinheiro/comprar-vender-casa/noticias/credito-habitacao-jovem-como-vai-funcionar-a-garantia-estado

See the updated IMT tax tables here

Calculate IMT and Stamp Duty here

Calculate and compare your mortgage here