Protection of the Environment Operations Act 1997 No 156
Current version for 14 May 2020 to date (accessed 5 July 2020 at 21:10)
125   Maintenance work on plant (other than domestic plant)
The occupier of any premises who carries out maintenance work on any plant in or on those premises in such a manner as to cause air pollution from those premises is guilty of an offence if the air pollution so caused, or any part of the air pollution so caused, is caused by the occupier’s failure to carry out that work in a proper and efficient manner.