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The Building (Amendment) (Wales) Regulations 2022
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Amendment of Schedule 1 to the Building RegulationsE+W
16. In Schedule 1 (requirements)—
(a)in Part L, after entry L1 insert—
| "On-site generation of electricity | |
L2. Where a system for on-site electricity generation is installed— (a) reasonable provision must be made to ensure that— (i) the system and its electrical output are appropriately sized for the site and available infrastructure; (ii) the system has effective controls; and (b) it must be commissioned by testing and adjusting as necessary to ensure that it produces the maximum electricity that is reasonable in the circumstances." | Requirement L2 applies only to dwellings. |
(b)after Part N of Schedule 1 insert—
| "PART O OVERHEATING | |
| Overheating Mitigation | |
O1.—(1) Reasonable provision must be made to— (a) limit unwanted solar gains in summer; (b) provide an adequate means to remove heat from the indoor environment. (2) In meeting the obligations in sub-paragraph (1)— (a)account must be taken of the safety of any occupant, and their reasonable enjoyment of the building; and (b)mechanical cooling may only be used where insufficient heat is capable of being removed from the indoor environment without it." | Requirement O1 applies only to the erection of the following buildings— (a) a dwelling; (b) an institution; or (c) any other building containing one or more rooms for residential purposes (other than a room in a hotel). |
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