{
  "url": "https://openlegislation.uk/building-act-1984/section-51",
  "json_url": "https://openlegislation.uk/building-act-1984/section-51.json",
  "legislation": "ukpga/1984/55",
  "legislation_title": "Building Act 1984",
  "legislation_url": "https://openlegislation.uk/building-act-1984",
  "path": "section/51",
  "kind": "section",
  "number": "51",
  "heading": "Final certificates.",
  "text": "(1) Where a registered building control approver is satisfied that any work to which an initial notice given by them relates has been completed, they shall give to the local authority by whom the initial notice was accepted such certificate with respect to the completion of the work and the discharge of their functions as may be prescribed (called a “final certificate”).\n(2) Section 50(5) to (7) above has effect in relation to a final certificate as if any reference in those subsections to a plans certificate were a reference to a final certificate.\n(3) Where a final certificate—\n(a) has been given with respect to any of the work to which an initial notice relates, and\n(b) has been accepted by the local authority concerned,\nthe initial notice ceases to apply to that work, but section 48(1) above continues to apply, by virtue of this subsection, in relation to that work as if the initial notice continued in force in relation to it.",
  "extent": "E+W",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "S. 51(1) substituted (14.10.1996) by S.I. 1996/1905, art.4"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "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)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "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)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "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)"
    },
    {
      "type": "F",
      "label": "F5",
      "text": "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(d); 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)"
    },
    {
      "type": "F",
      "label": "F6",
      "text": "Words in s. 51(3)(a) substituted (14.10.1996) by S.I. 1996/1905, art. 3(5)"
    },
    {
      "type": "C",
      "label": "C1",
      "text": "S. 51(1) restricted (prosp.) by Smoke Detectors Act 1991 (c. 37, SIF 15), ss. 5(3), 7(3)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/ukpga/1984/55/section/51",
    "retrieved_at": "2026-10-29T10:01:04.213182+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}