Technical Booklet F1 Conservation of Fuel and Power in Dwellings·Page 7·Regulation 38(2)
Exemptions from energy efficiency requirements
Protected buildings, places of worship, temporary buildings with short planned use, and small stand-alone non-dwelling buildings are exempt from energy efficiency requirements.
The energy efficiency requirements shall not apply to—(a) protected buildings, where compliance with the energy efficiency requirements would unacceptably alter their character or appearance; (b) buildings used as places of worship and for religious activities; (c) temporary buildings with a planned time of use of 2 years or less, industrial sites, workshops and non-residential agricultural buildings with a low energy demand; and (d) stand-alone buildings other than dwellings, with a total useful floor area of less than 50 m2.
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