# Council Regulation (EC) No 1099/2009 of 24 September 2009 on the protection of animals at the time of killing (Text with EEA relevance), Division 6.1: Gas stunners, including conveyor belts, shall be designed and built to:

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

(a) optimise the application of stunning by gas;
(b) prevent injury or contusions to the animals;
(c) minimise struggle and vocalisation when animals are restrained.

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Source: https://www.legislation.gov.uk/eur/2009/1099/annex/II/division/6/division/6.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-1099/annex-II/division-6/division-6.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.