Decreto-lei n. 275/97 de 08/10/1997. Diário da República I Série A n. 233 de 08/10/1997 Página 5434

This Portuguese decree-law, published in 1997, establishes specific legal regulations within the national framework. As a decree-law, it carries the force of law to implement or amend existing statutory provisions. The regulation affects legal entities and individuals subject to Portuguese jurisdiction, defining specific obligations or rights as outlined in the official government gazette.