Health and Safety Law 2024 (October 2024)
However, the UK has no WEL for diesel engine exhaust (see page 80). After years of pressure from trade unions, a 2019 amendment to the EU Carcinogens and Mutagens Directive set a new exposure limit for diesel exhaust of 0.05mg/m3 (measured as elemental carbon). The new limit had to be implemented in EU member states, by 21 February 2023 at the latest, with underground mining and tunnel construction given a later deadline of 21 February 2026.
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