Regulation 7 Special provisions relating to the marketing of citrus plant material
No producer shall market any plant material of the genus Citrus unless—
(a)
it is derived from initial material which has been checked and found to show no symptoms of the viruses, virus-like organisms and diseases listed in the Annex to Directive 93/48/EEC in respect of Citrus and which has been tested individually using appropriate methods and found to be free from such viruses, virus-like organisms and diseases;
(b)
it has been checked and found to be substantially free from such viruses, virus-like organisms and diseases since the beginning of the last cycle of vegetation; and
(c)
in the case of grafting, it has been grafted onto rootstocks other than those susceptible to viroids.