Decreto-Lei n. 77/97 de 05/04/1997. Cria um novo quadro legal para o transporte rodoviário de mercadorias perigosas. Diário da República I Série A n. 80 de 05/04/1997 Página 1551

This decree-law establishes a new legal framework governing the road transport of dangerous goods. It aims to update and consolidate existing regulations to ensure safety and compliance. This affects companies involved in the transport of hazardous materials by road, setting new standards for vehicles, drivers, and operational procedures.