# The Welfare of Livestock Regulations 1994, Paragraph 1


(1) Where calves are housed in groups, they shall have sufficient unobstructed floor space to be able to turn round and lie down without hindrance, and in any event each calf of 150 kg or more live weight must have at least 1.5 square metres unobstructed floor space.
(2) Until 1st January 2004, the preceding sub-paragraph shall not apply in relation to accommodation in use before 1st January 1994.
(3) Where tethers are used, they must not cause injury to the calves and must be inspected regularly and adjusted as necessary to ensure a comfortable fit. Each tether must be of sufficient length to allow the calves to stand up, lie down, rest and groom itself without hindrance. The design must be such as to avoid, as far as possible, any risk of strangulation or injury.

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Source: https://www.legislation.gov.uk/uksi/1994/2126/schedule/2/paragraph/1 (the official version)
Page: https://openlegislation.uk/welfare-of-livestock-regulations-1994/schedule-2/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.