# The Seed Potatoes (Wales) Regulations 2016, Paragraph 3


A growing crop certificate may only be issued where an authorised officer is satisfied, in relation to the seed potatoes examined by that officer, that—
(a) the seed potatoes are of a variety of potato species entered in a GB Variety List;
(b) the seed potatoes in any one crop are of a single variety;
(c) the seed potatoes are taken from a crop which is free from the following diseases or pests—
(i) Wart Disease (Synchytrium endobioticum (Schilb) Perc);
(ii) Potato Cyst Nematode (Globodera species infesting potatoes);
(iii) Ring Rot (Clavibacter michiganensis (Smith) Davis et al ssp Sepedonicus (Spieck & Kotth) Davis et al);
(iv) Brown Rot (Ralstonia solanacearum (Smith) Yabuuchi et al);
(v) Potato Spindle Tuber Viroid;
(vi) Colorado Beetle (Leptinotarsa decemlineata (Say));
(vii) Potato Tuber Eelworm (Ditylenchus destructor (Thorne));
(viii) Candidatus Liberibacter solanacearum Liefting et al.; and
(ix) Candidatus Phytoplasma solani Quaglino et al;
(d) the land on which the seed potatoes are growing or were grown is not land which is demarcated under Part 3 of Schedule 2 to the Official Controls (Plant Health) Regulations as contaminated with Wart Disease (Synchytrium endobioticum (Schilb) Perc) or is within a safety zone demarcated under those Regulations;
(e) blanking in any of the growing crop of the seed potatoes is not or was not excessive;
(f) the growing crop has not been over-rogued; and
(g) all reasonable husbandry practices for the prevention of the occurrence, development or spread of diseases and pests have been effectively carried out.

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Source: https://www.legislation.gov.uk/wsi/2016/106/schedule/1/paragraph/3 (the official version)
Page: https://openlegislation.uk/seed-potatoes-wales-regulations-2016/schedule-1/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.