Portaria n. 849/94 de 22/09/1994. Regulamenta o uso de cinto de segurança pelo condutor e passageiros de veículos automóveis. Diário da República I Série B n. 220 de 22/09/1994 Página 5680

This regulation mandates the use of seatbelts for both drivers and passengers in all motor vehicles. It aims to enhance road safety and reduce injuries in case of accidents. This rule directly affects all vehicle occupants, promoting safer driving practices and potentially lowering the burden on emergency services and healthcare systems.