# The Bovines and Bovine Products (Trade) Regulations 1999, Paragraph 2


(1) The additional mark to be borne on labels to be applied to packaging, other than the additional marks described in paragraphs 3 and 4 below, shall consist of a mark in the form described in paragraph 1 of this Schedule together with the following statement “the contents of this package/box were produced in accordance with Council Decision 98/256/EC”; and each such label shall have a unique sequential serial number.
(2) Labels bearing the additional mark must be applied in such a way that they are destroyed when the package is opened or the packaging must be constructed so that it may not be re-used once opened.

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Source: https://www.legislation.gov.uk/uksi/1999/1103/schedule/4/paragraph/2 (the official version)
Page: https://openlegislation.uk/bovines-and-bovine-products-trade-regulations-1999/schedule-4/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.