http://www.legislation.gov.uk/ukpga/1984/55/section/42Building Act 1984 An Act to consolidate certain enactments concerning building and buildings and related matters.1984-10-31texttext/xmlenStatute Law Database2026-07-06Expert Participation2026-07-01 Building Act 1984s. 131ABuilding Safety Act 2022s. 59s. 170(4)(c)Building Act 1984s. 95(5)Building Safety Act 2022s. 60(2)s. 170(4)(c)Building Act 1984s. 131BBuilding Safety Act 2022s. 60(3)s. 170(4)(c)Building Act 1984Sch. 1 para. 7A(4)Building Safety Act 2022Sch. 5 para. 83(5)s. 170(4)(b)(c)reg. 2(n)(xxxiii)reg. 2(d)(xi)Sch.reg. 348- 12Building Act 1984s. 44(11)Sustainable and Secure Buildings Act 2004s. 3(8)s. 11(3)Building Act 1984s. 1(1A)(d)Infrastructure Act 2015s. 37(2)s. 57(5)(a)Building Act 1984Sch. 1 para. 7AInfrastructure Act 2015s. 37(4)s. 57(5)(a) Part I42A1Where the Secretary of State gives a decision on an application for a direction under section 8, any of the following may appeal to the High Court against the decision on a point of law—athe applicant;bthe local authority;cthe registered building control approver.1Where the Welsh Ministers give a decision in proceedings—aon an appeal under section 20 or 39 above,bon an appeal under section 50, orcon an application for a direction under section 8 above where the power of giving the direction is not exercisable by the building control authority,the relevant person or the building control authority or, as the case may be, the registered building control approver may appeal to the High Court against the decision on a point of law.2In subsection (1) above, “the relevant person” means—aas regards an appeal under the said section 20 or 39, the appellant,bas regards an appeal under section 50, the person on whose application the appeal was made,cas regards such an application as is mentioned in subsection (1)(c) above, the applicant.3At any stage of the proceedings on such an appeal ... or application as is mentioned in subsection (A1) or (1) above—athe appropriate national authority may state a question of law arising in the course of the proceedings in the form of a special case for the decision of the High Court, andba decision of the High Court on a case so stated is deemed to be a judgment of the court within the meaning of section 16 of the Senior Courts Act 1981 (appeals from the High Court to the Court of Appeal).4In relation to proceedings in the High Court or the Court of Appeal brought by virtue of this section, the power to make rules of court includes power to make rules—aprescribing the powers of the High Court or the Court of Appeal with respect to the remitting of the matter with the opinion or direction of the court for re-hearing and determination by the appropriate national authority, andbproviding for the appropriate national authority, either generally or in such circumstances as may be prescribed by the rules, to be treated as a party to any such proceedings and to be entitled to appear and to be heard accordingly.5No appeal to the Court of Appeal shall be brought by virtue of this section except with the leave of the High Court or the Court of Appeal.6In this section, “decision” includes a direction, and references to the giving of a decision shall be construed accordingly.7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Pt. 1 (ss. 1-46) restricted by Channel Tunnel Act 1987 (c. 53, SIF 102), ss. 31(1), 45, Sch. 7 Pt. VI para. 2Pt. 1 (ss. 1-46) modified (1.4.1991) by National Health Service and Community Care Act 1990 (c. 19, SIF 113:2), s. 60(2), Sch. 8 para. 18(1)Pt. 1 (ss. 1-46) modified (17.7.1992) by S.I. 1992/1732, art. 4(1)Pt. 1 (ss. 1-46) excluded (18. 12. 1996) by 1996 c. 61, s. 38, Sch. 10 para.7PPt. I (ss. 1-46) excluded (26.3.2001) by S.I. 2001/1149, art. 4(5) (subject to art. 1(3))Words in s. 42(4) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(6); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)S. 42(7) omitted (1.10.2023 except in relation to W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(7); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)Words in s. 42(3)(a) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(5)(c); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)S. 42(2)(b) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(4); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)Words in s. 42(1) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(3)(a); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)Pt. 1 (ss. 1-46) excluded (22.7.2008) by Crossrail Act 2008 (c. 18), Sch. 14 para. 8Words in s. 42(3)(b) substituted (1.10.2009) by Constitutional Reform Act 2005 (c. 4), s. 148(1), Sch. 11 para. 1(2); S.I. 2009/1604, art. 2(d)Words in s. 42(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. 37; S.I. 2023/993, reg. 2(n)(xi) (with reg. 4)Word in s. 42(3) omitted (1.10.2023 except in relation to W.) by virtue of Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(5)(a); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)S. 42(1)(b) substituted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(3)(b); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)S. 42(A1) inserted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(2); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)Words in s. 42(3) inserted (1.10.2023 except in relation to W.) by Building Safety Act 2022 (c. 30), s. 170(4)(b)(c), Sch. 6 para. 5(5)(b); S.I. 2023/993, reg. 2(o)(i) (with reg. 6)Pt. 1 (ss. 1-46) excluded (23.2.2017) by High Speed Rail (London - West Midlands) Act 2017 (c. 7), s. 70(1), Sch. 22 para. 1Pt. 1 excluded (11.2.2021) by High Speed Rail (West Midlands - Crewe) Act 2021 (c. 2), s. 64(1), Sch. 22 para. 1(1)(a) (with Sch. 22 para. 1(2)(3))Words in s. 42(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. 2; 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)Pt. 1 (ss. 1-46) excluded (24.9.2014) by The Thames Water Utilities Limited (Thames Tideway Tunnel) Order 2014 (S.I. 2014/2384), art. 1, Sch. 19 Pt. 1 para. 3S. 42(4)-(6) in force at 1.12.1984 for specified purposes, see s. 134(1)(a)Pt. 1 excluded (4.10.2024) by The National Grid (Bramford to Twinstead Reinforcement) Order 2024 (S.I. 2024/958), art. 1, Sch. 15 para. 4 (with art. 40, Sch. 14)