Rheoliadau Meddyginiaethau Milfeddygol ac Anifeiliaid a Chynhyrchion Anifeiliaid (Archwilio am Weddillion a Therfynau Uchaf Gweddillion) (Diwygio etc.) (Ymadael â’r UE) 2018
The Veterinary Medicines and Animals and Animal Products (Examination of Residues and Maximum Residues Limits) (Amendment etc.) (EU Exit) Regulations 2018