Regulation 14 Schedule 2 (exempt buildings and work)I1 England and Wales In Class 7 (extensions) for “Part K4, K5.1, K5.2, K5.3, and K5.4” substitute “Part N”. Annotations Commencement I1 Reg. 14 in force at 8.6.2018, see reg. 1(2) ← Regulation 13 Regulation 14 Regulation 15 →