Technical Booklet F2 Conservation of Fuel and Power in Buildings Other Than Dwellings·Page 11·45
Notice of commissioning of building services
Within 5 days of completing commissioning of fixed building services, the builder must notify the building owner and district council that commissioning requirements have been met.
Where this regulation applies, the person carrying out the work, for the purpose of ensuring compliance with regulation 39(b) and (c), shall give, not more than 5 days after completion of the commissioning, a notice in writing to—(a) the building owner stating that the fixed building services have been commissioned; and (b) the district council stating that the requirements of sub-paragraph (a) have been met.
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/Technical Booklet F2 - Conservation of Fuel and Power in Buildings Other Than Dwellings.pdf