Section 14(7)
CAA 1993
Clean Air Act 1993 · United Kingdom
In this section “exempted boiler or plant” means a boiler or plant which is used or to be used wholly for any purpose prescribed in regulations made by the Secretary of State; and the height of a chimney is approved for the purposes of this section if approval is granted by the local authority or the Secretary of State under section 15.
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Source: legislation.gov.uk · retrieved 2026-07-30