Natural Heritage (Scotland) Act 1991 (c.28) Natural Heritage (Scotland) Act 1991 (c.28) Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below: Sch. 4 para. 2(1)(xxiii) omitted by Planning (Consequential Provisions) (Wales) Act 2026 Sch. 2 para. 316(a) Sch. 4 para. 2(1A) inserted by Planning (Consequential Provisions) (Wales) Act 2026 Sch. 2 para. 316(b) Sch. 4 para. 2(10)(e) omitted by Planning (Consequential Provisions) (Wales) Act 2026 Sch. 2 para. 316(c) 20Paragraph 20 Natural Heritage (Scotland) Act 1991 (c.28)