Portaria n. 290/97 de 02/05/1997. Altera o anexo I à Portaria n. 1103/89, de 27 de Dezembro (aprova a lista de aditivos autorizados em alimentação animal). Diário da República I Série B n. 101 de 02/05/1997 Página 2031

This procedure updates the list of additives authorized for use in animal feed in Portugal. It modifies a previous regulation to ensure the list of approved substances remains current and compliant with safety standards. This affects producers and distributors of animal feed, as well as livestock farmers, by clarifying which additives are legally permitted for use in animal nutrition.