# The Welfare of Farmed Animals (Wales) Regulations 2001, Paragraph 2


The sound level shall be minimised. Constant or sudden noise shall be avoided. Ventilation fans, feeding machinery or other equipment shall be constructed, placed, operated and maintained in such a way that they cause the least possible noise.

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Source: https://www.legislation.gov.uk/wsi/2001/2682/schedule/3D/paragraph/2 (the official version)
Page: https://openlegislation.uk/welfare-of-farmed-animals-wales-regulations-2001/schedule-3D/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.