9.—(1) Subject to the following provisions of this article, when specified bovine material is removed from the carcase of a bovine animal elsewhere than in a slaughterhouse, the occupier of the premises at which the specified bovine material is removed shall ensure that it is stained immediately, and in any event before it is frozen, by being treated (whether by immersion, spraying or other application) with a 0.5% weight/volume solution of the colouring agent Patent Blue V (E131, 1971 Colour Index No. 42051) in such a way that the colouring is clearly visible over the whole surface of the material.
(2) The occupier shall ensure that the specified bovine material does not come into contact with any other animal material while on the premises and that it is disposed of in accordance with this Order.
(3) In the case of specified bovine material which is intended to be examined by or on behalf of an officer of the appropriate Minister or a veterinary surgeon, the specified bovine material shall not be stained until after the completion of the examination.
(4) The requirement to stain specified bovine material shall not apply in the case of specified bovine material which is intended to be used for non-food or non-feedingstuff purposes in accordance with article 19 below.
(5) The provisions of this article shall not apply in the case of a post-mortem examination carried out by a veterinary surgeon or a veterinary practitioner provided that he makes arrangements for the disposal of the whole of the carcase by burial.