Building Act 1984

Type Public General Act
Publication 1984-10-31
Last updated 2026-01-27
State In force
Department Statute Law Database
articles Not indexed
Reform history JSON API
524
525

Word in s. 52(1)(a) substituted (6.4.2024 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 4 para. 10(2)(a)(ii); S.I. 2024/104, reg. 2(b) (with reg. 3); S.I. 2024/207, reg. 2(d)(x) (with regs. 3, 4, 6, 8-12)

526

S. 33 in force at 1.10.2023 for E. by S.I. 2023/992, art. 2

527

Words in s. 102(2) inserted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 24; S.I. 2023/993, reg. 2(o)(i) (with reg. 6); S.I. 2024/207, reg. 2(d)(xii) (with regs. 3, 4, 8-12)

528

S. 58(2) omitted (1.10.2023 except in relation to W., 6.4.2024 for W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 49; S.I. 2023/993, reg. 2(n)(xxi); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

529

S. 53(7)-(14) substituted for s. 53(7) (6.4.2023 for specified purposes except in relation to W., 5.9.2023 for W. for specified purposes, 6.4.2024 in force in so far as not already in force except in relation to W., 6.4.2024 for W. in so far as not already in force) by Building Safety Act 2022 (c. 30), ss. 51(1), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(v); S.I. 2023/914, reg. 2(b)(xii); S.I. 2024/104, reg. 2(g) (with regs. 3, 5); S.I. 2024/207, reg. 2(d)(vii) (with regs. 3, 4, 8-12)

530

Words in s. 126 inserted (6.4.2024 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 4 para. 14(b); S.I. 2024/104, reg. 2(b) (with reg. 3); S.I. 2024/207, reg. 2(d)(x) (with regs. 3, 4, 8-12)

531
532

S. 49 omitted (6.4.2024 except in relation to W., 6.4.2024 for W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 4 para. 5; S.I. 2024/104, reg. 2(b) (with regs. 3, 4); S.I. 2024/207, reg. 2(d)(x) (with regs. 3, 4, 8-13)

534

Words in s. 39(2) substituted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 34; S.I. 2023/993, reg. 2(n)(xi) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

536

Words in s. 23(3) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 25; S.I. 2023/993, reg. 2(n)(xi) (with reg. 4)

537

Words in s. 51(1) substituted (6.4.2024 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 4 para. 7(a); S.I. 2024/104, reg. 2(b) (with reg. 3); S.I. 2024/207, reg. 2(d)(x) (with regs. 3, 4, 6, 8-12)

538

S. 8(1)-(5) excluded (1.10.2010) by S.I. 2010/2214, regs. 1, 11(3) (with reg. 9) (as substituted (19.4.2013) by The Building Regulations &c. (Amendment) (Wales) Regulations 2013 (S.I. 2013/747), regs. 1(4), 4 (with reg. 1(2)(3))) (as amended (3.6.2013) by The Building (Amendment) Regulations 2013 (S.I. 2013/1105), regs. 1(2), 3(2) (with reg. 1(4)))

539

S. 103(1A) inserted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 25(2); S.I. 2023/993, reg. 2(o)(i) (with reg. 6); S.I. 2024/207, reg. 2(d)(xii) (with regs. 3, 4, 8-12)

542

Words in s. 25(3) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 27(5); S.I. 2023/993, reg. 2(n)(xi) (with reg. 3)

543

Words in s. 24(1) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 26(3)(b); S.I. 2023/993, reg. 2(n)(xi) (with reg. 3)

544

Words in s. 40(3) substituted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 35; S.I. 2023/993, reg. 2(n)(xi) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

545

S. 24(4)(c) substituted (24.11.2005) by Licensing Act 2003 (c. 17), s. 201(2), Sch. 6 para. 91 (with ss. 2(3), 15(2), 195); S.I. 2005/3056, art. 2(2)

546

Words in s. 98 inserted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 23(b); S.I. 2023/993, reg. 2(o)(i) (with reg. 6); S.I. 2024/207, reg. 2(d)(xii) (with regs. 3, 4, 8-12)

547

S. 59(7) added (2.5.2018 for W. for specified purposes, 7.1.2019 for W. in so far as not already in force) by Flood and Water Management Act 2010 (c. 29), s. 49(3), Sch. 3 para. 26(3) (with s. 49(1)(6)); S.I. 2018/557, arts. 2(b), 3(b)

550

Words in s. 62(2) inserted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 16; S.I. 2023/993, reg. 2(o)(i) (with reg. 6); S.I. 2024/207, reg. 2(d)(xii) (with regs. 3, 4, 8-12)

552

S. 39A inserted (6.4.2023 for specified purposes except in relation to W., 5.9.2023 for W. for specified purposes, 1.10.2023 in so far as not already in force except in relation to W.) by Building Safety Act 2022 (c. 30), ss. 38(2), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(q); S.I. 2023/914, reg. 2(b)(v); S.I. 2023/993, reg. 2(h)

555

S. 21(7) added (2.5.2018 for W. for specified purposes, 7.1.2019 for W. in so far as not already in force) by Flood and Water Management Act 2010 (c. 29), s. 49(3), Sch. 3 para. 26(1) (with s. 49(1)(6)); S.I. 2018/557, arts. 2(b), 3(b)

556

S. 52(1)(d)-(f) inserted (6.4.2023 for specified purposes except in relation to W., 5.9.2023 for W. for specified purposes, 6.4.2024 in force in so far as not already in force except in relation to W., 6.4.2024 for W. in so far as not already in force) by Building Safety Act 2022 (c. 30), ss. 50(2)(b), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(v); S.I. 2023/914, reg. 2(b)(xii); S.I. 2024/104, reg. 2(f) (with reg. 3); S.I. 2024/207, reg. 2(d)(vi) (with regs. 3, 4, 8-12)

558

Words in s. 9(2) substituted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 12(4); S.I. 2023/993, reg. 2(n)(v); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

560

Words in s. 20 substituted in part (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 22(2); S.I. 2023/993, reg. 2(n)(x) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

562
563

Words in s. 3(3) substituted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 5(4)(b); S.I. 2023/993, reg. 2(n)(ii); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

564

Words in s. 77(1) substituted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 9(n); S.I. 2023/993, reg. 2(o)(i) (with reg. 6); S.I. 2024/207, reg. 2(d)(xii) (with regs. 3, 4, 8-12)

565

Words in s. 48(1)(b) omitted (1.10.2023 except in relation to W., 6.4.2024 for W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 41(2)(b); S.I. 2023/993, reg. 2(n)(xiv); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

567

S. 53(2)(c) and word omitted (6.4.2023 for specified purposes except in relation to W., 5.9.2023 for W. for specified purposes, 1.10.2023 in so far as not already in force except in relation to W.) by virtue of Building Safety Act 2022 (c. 30), ss. 36(6)(b), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(o); S.I. 2023/914, reg. 2(b)(iii); S.I. 2023/993, reg. 2(g) (with regs. 3, 5)

568

Words in s. 126 omitted (1.10.2023 except in relation to W., 6.4.2024 for W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 81(3); S.I. 2023/993, reg. 2(n)(xxxii); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

569

Words in s. 57(1)(a)(i) substituted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 48(2); S.I. 2023/993, reg. 2(n)(xxi); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

570

Words in s. 5(3)(b) omitted (1.10.2023 except in relation to W., 6.4.2024 for W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 7; S.I. 2023/993, reg. 2(n)(iii); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

571

S. 12(10)(b) and word repealed (22.7.2004) by Statute Law (Repeals) Act 2004 (c. 14), Sch. 1 Pt. 13

574

Word in s. 51(1) substituted (6.4.2024 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 4 para. 7(b); S.I. 2024/104, reg. 2(b) (with reg. 3); S.I. 2024/207, reg. 2(d)(x) (with regs. 3, 4, 6, 8-12)

576

Words in s. 20(3)(b) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 22(5)(b); S.I. 2023/993, reg. 2(n)(x) (with reg. 3)

577

Words in s. 47(4)(b) substituted (6.4.2023 for specified purposes except in relation to W., 5.9.2023 for W. for specified purposes, 1.10.2023 in so far as not already in force except in relation to W.) by Building Safety Act 2022 (c. 30), ss. 36(3), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(o); S.I. 2023/914, reg. 2(b)(iii); S.I. 2023/993, reg. 2(g) (with regs. 3, 5)

578

Words in s. 117(1) substituted (6.4.2024 except in relation to W.) by Building Safety Act 2022 (c. 30), ss. 45(3)(c)(i), 170(4)(b)(c); S.I. 2024/104, reg. 2(d) (with reg. 3)

580

Words in s. 117(1)(b) substituted (6.4.2024 except in relation to W.) by Building Safety Act 2022 (c. 30), ss. 45(3)(c)(iii), 170(4)(b)(c); S.I. 2024/104, reg. 2(d) (with reg. 3)

582

Words in s. 84(1) substituted (2.5.2018 for W. for specified purposes, 7.1.2019 for W. in so far as not already in force) by Flood and Water Management Act 2010 (c. 29), s. 49(3), Sch. 3 para. 26(4) (with s. 49(1)(6)); S.I. 2018/557, arts. 2(b), 3(b)

583

Words in s. 52(2)(a) substituted (6.4.2024 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 4 para. 10(3); S.I. 2024/104, reg. 2(b) (with reg. 3); S.I. 2024/207, reg. 2(d)(x) (with regs. 3, 4, 6, 8-12)

585

Word in s. 53(2)(a) inserted (6.4.2023 for specified purposes except in relation to W., 5.9.2023 for W. for specified purposes, 1.10.2023 in so far as not already in force except in relation to W.) by Building Safety Act 2022 (c. 30), ss. 36(6)(a), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(o); S.I. 2023/914, reg. 2(b)(iii); S.I. 2023/993, reg. 2(g) (with regs. 3, 5)

586

S. 39(3)-(6) omitted (1.10.2023 except in relation to W., 6.4.2024 for W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 4(4); S.I. 2023/993, reg. 2(o)(i) (with reg. 6); S.I. 2024/207, reg. 2(d)(xii) (with regs. 3, 4, 8-12)

588

S. 101(3) inserted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 64(4); S.I. 2023/993, reg. 2(n)(xxv) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

590

Words in s. 24(2) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 9(d); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)

593

Word in s. 103(3) substituted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 25(4); S.I. 2023/993, reg. 2(o)(i) (with reg. 6); S.I. 2024/207, reg. 2(d)(xii) (with regs. 3, 4, 8-12)

594

Words in s. 102(3)(b)(ii) inserted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 65; S.I. 2023/993, reg. 2(n)(xxv) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

596
597

Words in s. 20(3) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 22(5)(a); S.I. 2023/993, reg. 2(n)(x) (with reg. 3)

598

Words in s. 22(2) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 24(3); S.I. 2023/993, reg. 2(n)(xi) (with reg. 4)

599

Words in s. 101(2) substituted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 64(3); S.I. 2023/993, reg. 2(n)(xxv) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

600

Words in s. 19 substituted in part (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 21(2); S.I. 2023/993, reg. 2(n)(ix) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

601

S. 100(4) inserted (1.10.2023 except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 63(3); S.I. 2023/993, reg. 2(n)(xxv) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

603

Word in Sch. 1 para. 7(a)(ix) inserted (16.11.2004) by Sustainable and Secure Buildings Act 2004 (c. 22), ss. 3(3), 11(4)

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