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
369

S. 55(4)-(6) inserted (6.4.2023 for specified purposes except in relation to W., 6.4.2024 in force in so far as not already in force except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), ss. 53(2), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(v); S.I. 2024/104, reg. 2(i) (with reg. 3); S.I. 2024/207, reg. 2(d)(ix) (with regs. 3, 4, 8-12)

370

Ss. 107-110 applied (with modifications) (13.7.2004) by London Local Authorities Act 2004 (c. i), ss. 1(1), s. 10(3)-(5)

371

Words in s. 32 cross-heading substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 29; S.I. 2023/993, reg. 2(n)(xi) (with reg. 3)

372

S. 8(3A)(3B) 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. 11(4); S.I. 2023/993, reg. 2(n)(iv) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

373

Words in Sch. 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. 84(2); S.I. 2023/993, reg. 2(n)(xxxiv); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

374

S. 94 renumbered as s. 94(1) (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. 58(2); S.I. 2023/993, reg. 2(n)(xxv); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

375

Sch. 4 para. 2(7) 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.) by Building Safety Act 2022 (c. 30), ss. 49(3)(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(e) (with reg. 3)

376

Sch. 4 para. 4(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. 5 para. 86; S.I. 2023/993, reg. 2(n)(xxxv); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

377

S. 53(6A) omitted (1.10.2023 except in relation to W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 5 para. 45; S.I. 2023/993, reg. 2(n)(xix)

380

S. 15(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. 18; 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)

381

Words in s. 98 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(q); 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)

383

Words in s. 47(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. 4(2)(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)

384

S. 54(4)(c) and words 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(8)(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)

385
387

Ss. 35B-35D and cross-heading 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(1), 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)

388

S. 52(7) 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(6), 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)

390

Words in s. 39(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. 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)

393

Words in s. 94(1) 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. 58(3)(a); S.I. 2023/993, reg. 2(n)(xxv); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

394

Words in s. 22(4) 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(c); 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)

396

Words in s. 91A(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. 55(2); S.I. 2023/993, reg. 2(n)(xxiii) (with reg. 4); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

399

Words in s. 64(5)(b) 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. 17; 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)

400

Words in s. 98 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. 23(a); 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)

402

Word in s. 52(1) omitted (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 virtue of Building Safety Act 2022 (c. 30), ss. 50(2)(a), 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)

403

S. 4(1) excluded by SI 2010/2214, reg. 34(1)(a) (as substituted (9.1.2013) by The Building Regulations &c. (Amendment) Regulations 2012 (S.I. 2012/3119), reg. 22, Sch. 1 (with regs. 1(3)(4), 45-47))

404

Words in s. 47(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. 4(2)(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)

406

S. 52(5) 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(5), 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)

407

Ss. 120A-120C inserted (28.6.2022 for E. for specified purposes, 9.12.2022 for W. for specified purposes, 1.4.2023 in so far as not already in force) by Building Safety Act 2022 (c. 30), s. 170(4), Sch. 5 para. 77; S.I. 2022/561, reg. 3(f), Sch. para. 40, 41; S.I. 2022/1287, reg. 2(c)(ii); S.I. 2023/362, reg. 2(2)(b) (with reg. 5(1))

408

Words in s. 55(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. 15; 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)

409

Words in s. 91(2) substituted (6.4.2023 for specified purposes except in relation to W., 1.10.2023 in so far as not already in force except in relation to W.) by Building Safety Act 2022 (c. 30), ss. 32(2)(b), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(m); S.I. 2023/993, reg. 2(f) (with reg. 4)

410

S. 94(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. 5 para. 58(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)

411
412

Words in s. 102(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(r); 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)

413

Pt. 1 (ss. 1-46) excluded (22.7.2008) by Crossrail Act 2008 (c. 18), Sch. 14 para. 8

414

Words in s. 101(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. 5 para. 64(2); 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)

415

Words in s. 86(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. 5 para. 52; S.I. 2024/104, reg. 2(j)(iii) (with reg. 3); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)

417

Words in s. 77(1) 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. 20; 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)

418

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(c); 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)

419

Words in s. 103 heading 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(6); 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)

420

Sch. 1 para. 8(2)-(6) substituted for Sch. 1 para. 8(2) (16.11.2004) by Sustainable and Secure Buildings Act 2004 (c. 22), ss. 3(7), 11(4)

423

Words in s. 52(4) 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(4), 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)

425

S. 2B inserted (26.3.2015) by Deregulation Act 2015 (c. 20), ss. 42, 115(1)(b)

426

Words in s. 22 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. 24(2); 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)

427

Words in s. 40(6) 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)

428

Words in s. 116(2) substituted (6.4.2024 except in relation to W.) by Building Safety Act 2022 (c. 30), ss. 45(2)(c)(i), 170(4)(b)(c); S.I. 2024/104, reg. 2(d) (with reg. 3)

429

Word in s. 56(1) inserted (6.4.2023 for specified purposes except in relation to W., 6.4.2024 in force in so far as not already in force except in relation to W., 6.4.2024 for W.) by Building Safety Act 2022 (c. 30), ss. 53(3)(a)(iii), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(v); S.I. 2024/104, reg. 2(i) (with reg. 3); S.I. 2024/207, reg. 2(d)(ix) (with regs. 3, 4, 8-12)

430

Words in s. 36(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. 32(4)(a); S.I. 2023/993, reg. 2(n)(xi) (with regs. 3, 7)

432
433

Words in s. 25(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. 27(4)(b); S.I. 2023/993, reg. 2(n)(xi) (with reg. 3)

434

Words in s. 25(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. 6 para. 9(e); 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)

435

Sch. 1 para. 8(1)(f) inserted (16.11.2004) by Sustainable and Secure Buildings Act 2004 (c. 22), ss. 3(6), 11(4)

436

S. 35 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. 39(2), 170(4)(b)(c); S.I. 2023/362, reg. 3(1)(r); S.I. 2023/914, reg. 2(b)(vi); S.I. 2023/993, reg. 2(i) (with reg. 7)

439

Words in s. 50(7) 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. 6; 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)

440

S. 72(6)(a) repealed (6.4.2007 for E.) by Housing Act 2004 (c. 34), ss. 53(3), 270(4)(5)(a), Sch. 16; S.I. 2007/1068, art. 2

441

S. 54A inserted (1.4.2023 except in relation to W., 5.9.2023 for W.) by Building Safety Act 2022 (c. 30), ss. 47, 170(4)(b)(c); S.I. 2023/362, reg. 2(1)(e); S.I. 2023/914, reg. 2(b)(xi)

443

Sch. 4 para. 4(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(12), 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)

444

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