# Regulation (EC) No 999/2001 of the European Parliament and of the Council of 22 May 2001 laying down rules for the prevention, control and eradication of certain transmissible spongiform encephalopathies, Division 2: The minimum requirements for participating flocks shall be the following:

Extent: E+W+S+N.I.

(a) all animals in the flock that are to be genotyped shall be individually identified using secure means;
(b) all rams intended for breeding within the flock shall be genotyped before being used for breeding;
(c) any male animal carrying the VRQ allele shall be slaughtered or castrated, within six months following the determination of its genotype; any such animal shall not leave the holding except for slaughter;
(d) female animals that are known to carry the VRQ allele shall not leave the holding except for slaughter;
(e) male animals, including semen donors used for artificial insemination, other than those certified under the breeding programme, shall not be used for breeding within the flock.

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Source: https://www.legislation.gov.uk/eur/2001/999/annex/VII/chapter/C/part/2/division/2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2001-999/annex-VII/chapter-C/part-2/division-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.