Technical Booklet N Drainage·Page 3·23
Materials and workmanship requirements
Building work subject to Part A requirements must comply with regulation 23 on materials and workmanship. Further guidance on this is provided in Technical Booklet B.
Any building work which is subject to requirements imposed by Part A of the Building Regulations should be carried out in accordance with regulation 23 of those regulations. Guidance on meeting these requirements for materials and workmanship is given in Technical Booklet B which supports Part B.
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