4. The operator of an approved TSE sampling site to which the body of a bovine animal has been delivered must—
(a)take a sample comprising the brain stem for testing in accordance with point 1 of Chapter C of Annex X;
(b)ensure that the bovine animal from which the sample is taken can be identified; and
(c)prepare the sample for delivery to an approved testing laboratory,
and failure to do so is an offence.