10. To be certified under these Regulations as one of the categories in regulation 5 seed must—
(a)be a variety entered in the United Kingdom National List or the Common Catalogue;
(b)be grown from a seed eligible to produce that category in accordance with Schedule 2;
(c)come from a crop inspected under these Regulations and certified as complying with the requirements of Schedule 2;
(d)be tested in accordance with these Regulations.