reg 43 Pressure testing
(1) This regulation applies to the erection of a building in relation to which paragraph L1(a)(i) of Schedule 1 imposes a requirement. (2) Where this regulation applies, the person carrying out the work shall, for the purpose of ensuring compliance with regulation 26 and regulation 26A and paragraph L1(a)(i) of Schedule 1— (a) ensure that— (i) pressure testing is carried out in such circumstances as are approved by the Secretary of State; and (ii) the testing is carried out in accordance with a procedure approved by the Secretary of State; and (b) subject to paragraph (5), give notice of the results of the testing to the local authority building control authority . (3) The notice referred to in paragraph (2)(b) shall— (a) record the results and the data upon which they are based in a manner approved by the Secretary of State; and (b) be given to the local authority building control authority not later than seven days after the final test is carried out. (4) A local authority building control authority are authorised to accept, as evidence that the requirements of paragraph (2)(a)(ii) have been satisfied, a certificate to that effect by a person who is registered by ... Elmhurst Energy Systems Limited or the Air Tightness Testing and Measurement Association in respect of pressure testing for the air tightness of buildings. (5) Where such a certificate contains the information required by paragraph (3)(a), paragraph (2)(b) does not apply. (6) Where the regulator is the building control authority by virtue of section 91ZB of the Act (the regulator: building control authority for other work), it must send a copy of each notice or certificate it receives under this regulation in relation to a building to the local authority for the area in which the building is situated.