http://www.legislation.gov.uk/ukpga/1993/11/section/43Clean Air Act 1993An Act to consolidate the Clean Air Acts 1956 and 1968 and certain related enactments, with amendments to give effect to recommendations of the Law Commission and the Scottish Law Commission.1993-05-27texttext/xmlenStatute Law Database2026-07-08Expert Participation2026-07-01 Part VI431Section 1(prohibition of emissions of dark smoke) shall apply in relation to railway locomotive engines as it applies in relation to buildings.2In the application of section 1 to such engines, for the reference in subsection (1) of that section to the occupier of the building there shall be substituted a reference to the owner of the engine.3The owner of any railway locomotive engine shall use any practicable means there may be for minimising the emission of smoke from the chimney on the engine and, if he fails to do so, he shall, if smoke is emitted from that chimney, be guilty of an offence.4A person guilty of an offence under subsection (3) shall be liable on summary conviction—ato a fine not exceeding level 5 on the standard scale; orbto cumulative penalties on continuance in accordance with section 50.5Except as provided in this section, nothing in Parts I to III applies to smoke, grit or dust from any railway locomotive engine.Power to exclude conferred (27.8.1993) by 1993 c. 11, s. 45(1)(a)