Under Reg.(EU) 2017/625 (OCR) and Reg.(EU) 2016/429 (AHL), this implementing act lays down common rules for the issuance of official certificates and the guarantees of reliability for official certificates, updates a set of current model official certificates for the entry into the Union of certain categories of animals and goods, especially products of animal origin, and sets out specific model official certificates in the case of ante-mortem inspection outside the slaughterhouse.