Prevention of flies etc

The occupier of every slaughterhouse shall– (a) take all reasonable steps to prevent the presence of flies in and about the slaughterhouse and for this purpose shall cause– (i) any manure bays to be dusted with a suitable contact insecticide at least once in every 24 hours; and (ii) the walls enclosing bays containing manure and any wall surfaces exposed Food and Drugs 73 to the sun near or adjacent to such bays to a minimum height of 10 feet from the ground to be treated at intervals of no longer than a month by spraying with a suitable contact insecticide which has residual insecticidal properties; (b) take all reasonable steps to keep the premises clear of rats, mice, birds and insects; (c) exclude cats and dogs from the premises.