8. The Feeding Stuffs (Enforcement) Regulations 1999 shall be amended in relation to Wales by the insertion, after regulation 11, of the following regulation—
“11A. For the purposes of sections 77(4) and 78(6) of the Act, analysis shall (as specified in regulation 7) be treated as carried out in the prescribed manner, in relation to a sample of a premixture to which Part A or Part B of Commission Directive 2000/45/EC establishing Community methods of analysis for the determination of vitamin A, vitamin E and tryptophan in feedingstuffs applies, if it is carried out in accordance with whichever of those Parts is applicable in the case concerned.”.