http://www.legislation.gov.uk/ukpga/1984/55/section/91BBuilding Act 1984 An Act to consolidate certain enactments concerning building and buildings and related matters.1984-10-31texttext/xmlenStatute Law Database2026-03-06Expert Participation2026-01-27 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 1984ActThe Building etc. (Amendment) (No. 2) (Wales) Regulations 2025Rheoliadau Adeiladu etc. (Diwygio) (Rhif 2) (Cymru) 2025reg. 21reg. 1(2)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 IV91B1Relevant persons (as defined by subsection (7)) must cooperate with each other in the exercise of any of the following functions—aany function of a local authority under this Act,bany function of a Welsh fire and rescue authority under—isection 6 or 7 of the Fire and Rescue Services Act 2004, oriithe Regulatory Reform (Fire Safety) Order 2005, andcany function of a fire inspector under that Order.2A relevant person may disclose information held in connection with any of their relevant functions to another relevant person for the purposes of a relevant function of either of them.3The Welsh Ministers and a relevant person must cooperate with each other in the exercise of any of the following functions—aa function of the Welsh Ministers under Part 2A;ba function mentioned in the relevant paragraph of subsection (1).4The Welsh Ministers may disclose information held in connection with a function under Part 2A to a relevant person for the purposes of—aa function of the Welsh Ministers under Part 2A, orb a function mentioned in the relevant paragraph of subsection (1).5A relevant person may disclose information held in connection with a function mentioned in the relevant paragraph of subsection (1) to the Welsh Ministers for the purposes of—aa function mentioned in the relevant paragraph of subsection (1), orba function of the Welsh Ministers under Part 2A.6In subsections (3) to (5) “the relevant paragraph” of subsection (1), in relation to a kind of relevant person, means the paragraph of subsection (1) relating to a relevant person of that kind.7In this section—“fire inspector” means an inspector or assistant inspector appointed under section 28(1) of the Fire and Rescue Services Act 2004;“relevant person” means a local authority in Wales, Welsh fire and rescue authority or fire inspector;“relevant function” means—in relation to a local authority, any function of a local authority under—the Prevention of Damage by Pests Act 1949,Part 2 of the Public Health Act 1961,Part 11 of the Local Government (Miscellaneous Provisions) Act 1982,Part 3 of the Environmental Protection Act 1990,Parts 1 to 4 of the Housing Act 2004, orthis Act,or any prescribed function of a local authority;in relation to a Welsh fire and rescue authority, any function of such an authority under—the Fire and Rescue Services Act 2004, orthe Regulatory Reform (Fire Safety) Order 2005,or any prescribed function of such an authority;in relation to a fire inspector, any function of a fire inspector under the Regulatory Reform (Fire Safety) Order 2005;“Welsh fire and rescue authority” means a fire and rescue authority, within the meaning of Part 1 of the Fire and Rescue Services Act 2004, for an area in Wales.8Except as provided by subsection (9), the disclosure of information under this section does not breach—aany obligation of confidence owed by the person making the disclosure, orbany other restriction on the disclosure of information (however imposed).9This section does not authorise a disclosure of information if the disclosure would contravene the data protection legislation (but in determining whether a disclosure would do so, take into account the powers conferred by this section).S. 91B inserted (6.4.2024) by Building Safety Act 2022 (c. 30), s. 170(4), Sch. 5 para. 56; S.I. 2024/207, reg. 2(c) (with regs. 3, 4, 8-12)Word in s. 91 cross-heading 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. 54; S.I. 2023/993, reg. 2(n)(xxii); S.I. 2024/207, reg. 2(d)(xi), Sch. (with regs. 3, 4, 8-12)