7. Any person to whom Article 18(3) (transitional measures) applies must ensure that a declaration submitted in accordance with that provision —
(a)is in writing and signed by him or on his behalf;
(b)contains his registration or approval number, his name and, if different, his business name;
(c)contains his address, and if different, the address of any establishment to which the declaration relates;
(d)contains a statement to the effect that the feed business is one to which Article 18(2) applies; and
(e)is properly addressed to the enforcement authority for the area in which the establishment to which the declaration relates is situated.