20.—(1) Any notice, licence or approval issued or given under this Order–
(a)shall be in writing;
(b)may be made subject to conditions; and
(c)may be amended, suspended or revoked in writing at any time.
(2) Where a bovine animal is moved under the authority of a licence issued under this Order–
(a)the animal shall be accompanied throughout such movement by the licence; and
(b)the person in charge of the animal being moved shall, on demand made under this Order by a veterinary inspector–
(i)provide that person’s name and address;
(ii)produce the licence; and
(iii)allow a copy of the licence to be taken.