Permitted types of cereal seed
9.—(1) Cereal seed must be—
(a)pre-basic seed;
(b)basic seed;
(c)certified seed;
(d)certified seed, first generation;
(e)certified seed, second generation; or
(f)seed of a higher voluntary standard.
(2) The seed may be a mixture of cereal species of different varieties provided that each variety in the mixture is certified and is effective against the propagation of harmful organisms.