Animal Protection in the Constitution of Portugal

Authority Provision 
Fundamental Principles, Article 9: Fundamental tasks of the state, (e) Per Article 9, one of the fundamental tasks of the state shall be, “ [t]o protect and enhance the Portuguese people's cultural heritage, defend nature and the environment, preserve natural resources and ensure proper town and country planning.”
Title III: Economic, social and cultural rights and duties, Chapter II: Social rights and duties, Article 66: Environment and quality of life Per Article 66, the state is charged with, “ Creating and developing natural and recreational reserves and parks and classifying and protecting landscapes and places, in such a way as to guarantee the conservation of nature and the preservation of cultural values and assets that are of historic or artistic interest.”