2 B , litra a ) , skal drage omsorg for , at foraedlet laeggemateriale fra generationer forud for basislaeggemateriale ikke undergives nogen form for handelsrestriktioner med hensyn til dets karakteristiske egenskaber , undersoegelsesforanstaltningerne , maerkningen og lukningen , a ) hvis det er officielt kontrolleret af godkendelsesmyndigheden i overensstemmelse med bestemmelserne for godkendelse af basislaeggemateriale ,
Those Member States which have provided for exemptions in accordance with the provisions of Article 3 (2) B (a) shall ensure that bred seed potatoes of stages prior to basic seed potatoes are subject to no marketing restrictions on account of their characters, examination arrangements, marking and sealing, (a) if they have been officially checked by the competent certification authority, in accordance with the provisions applicable for the certification of basic seed potatoes,