The Member States listed in column 1 of Annex I are hereby authorised, in respect of the marketing of seed potatoes in the regions listed against their names in column 2 of Annex I, to restrict the marketing of seed potatoes to basic seed potatoes of the following Community grades determined by Directive 93/17/EEC:
(a) for seed potato production to "EC grade 1", or "EC grade 2";
(b) for potato production to "EC grade 1", "EC grade 2" or "EC grade 3".