13.—(1) An official label for basic oil and fibre seed of varieties that are hybrids or inbred lines must include—
(a)for basic seed where the hybrid or inbred line to which the seed belongs has been officially accepted on to the National List or the Common Catalogue, the name under which it has been officially accepted, with or without reference to the final variety, and if the seed is intended solely as a component for final varieties the word “component”;
(b)for basic seed in other cases the name of the component to which the basic seed belongs, which may be given in code form, accompanied by a reference to the final variety, with or without reference to its function (male or female) by the word “component”.
(2) An official label for certified oil and fibre seed (CS, C1 or C2) of varieties that are hybrids or inbred lines must include the word “hybrid” after the variety.
(3) An official label for certified seed of a varietal association must be blue with a diagonal green line.