The Civil Defence Act 1939 (c.31) The Civil Defence Act 1939 (c.31) England, Wales and Scotland Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below: Sch. 16 para. 1(1)(xxix) omitted by Planning (Consequential Provisions) (Wales) Act 2026 Sch. 2 para. 226(a)(i) Sch. 16 para. 1(1A) inserted by Planning (Consequential Provisions) (Wales) Act 2026 Sch. 2 para. 226(a)(ii) Sch. 16 para. 3(1)(e) omitted by Planning (Consequential Provisions) (Wales) Act 2026 Sch. 2 para. 226(b) 4Paragraph 4 The Civil Defence Act 1939 (c.31)