CHAPTER IISpecific provisions relating to brucellosis in cattle
Article 10
Member States shall ensure that official serological testing is carried out in type B1 and type B2 herds until such time as they become type B3 or type B4.
Member States shall ensure that official serological testing is carried out in type B1 and type B2 herds until such time as they become type B3 or type B4.