{
  "url": "https://openlegislation.uk/parliamentary-constituencies-act-1986/introduction",
  "json_url": "https://openlegislation.uk/parliamentary-constituencies-act-1986/introduction.json",
  "legislation": "ukpga/1986/56",
  "legislation_title": "Parliamentary Constituencies Act 1986",
  "legislation_url": "https://openlegislation.uk/parliamentary-constituencies-act-1986",
  "path": "introduction",
  "kind": "introduction",
  "number": null,
  "heading": "Introductory text",
  "text": "An Act to consolidate the House of Commons (Redistribution of Seats) Acts 1949 to 1979 and certain related enactments.\n[7th November 1986]\nBe it enacted by the Queen’s most Excellent Majesty, by and with the advice and consent of the Lords Spiritual and Temporal, and Commons, in this present Parliament assembled, and by the authority of the same, as follows:—",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "C",
      "label": "C1",
      "text": "Act: functions of the Secretary of State made exercisable concurrently with the Lord Chancellor (25.11.2002) by The Transfer of Functions (Transport, Local Government and the Regions) Order 2002 (S.I. 2002/2626), art. 11(1), Sch. 1 (with arts. 12, 13)"
    },
    {
      "type": "C",
      "label": "C2",
      "text": "Act extended (1.12.1998) by 1998 c. 38, s. 2, Sch. 1 para. 3 (with ss. 139(2), 143(2); S.I. 1998/2789, art. 2Act modified (1.12.1998) by 1998 c. 38, s. 2, Sch. 1 para. 9(1) (with ss. 139(2), 143(2)); S.I. 1998/2789, art. 2A Act extended (2.12.1999) by 1998 c. 47, s. 33(3) (with s. 95): S.I. 1999/3209, art. 2, Sch."
    },
    {
      "type": "C",
      "label": "C3",
      "text": "Act: functions transferred (19.8.2003) by virtue of the The Secretary of State for Constitutional Affairs Order 2003 (S.I. 2003/1887), art. 4, Sch. 1"
    },
    {
      "type": "C",
      "label": "C4",
      "text": "Act functions made exercisable concurrently (18.8.2010) by Lord President of the Council Order 2010 (S.I. 2010/1837), arts. 1(2), 3"
    },
    {
      "type": "C",
      "label": "C5",
      "text": "Act modified (16.2.2011) by Parliamentary Voting System and Constituencies Act 2011 (c. 1), s. 13(6) (with s. 13(5))"
    },
    {
      "type": "C",
      "label": "C6",
      "text": "Act power to apply or incorporate (with modifications) conferred (15.9.2011) by Police Reform and Social Responsibility Act 2011 (c. 13), s. 58(1)-(3), (7)"
    },
    {
      "type": "C",
      "label": "C7",
      "text": "Act power to apply or incorporate (with modifications) conferred (25.4.2012) by Police Reform and Social Responsibility Act 2011 (c. 13), s. 54(2)-(5), 157(1); S.I. 2012/1129, art. 2(b)"
    },
    {
      "type": "C",
      "label": "C8",
      "text": "Act functions transferred (22.6.2015) by The Chancellor of the Duchy of Lancaster Order 2015 (S.I. 2015/1376), arts. 1(2), 3(1), Sch. 1 (with art. 9)"
    },
    {
      "type": "C",
      "label": "C9",
      "text": "Act power to apply (with modifications) conferred by 1998 c. 46, ss. 12(4), 12(5) (as substituted (18.5.2017) by Scotland Act 2016 (c. 11), ss. 4(1), 72(4)(a); S.I. 2017/608, reg. 2(1)(b))"
    },
    {
      "type": "C",
      "label": "C10",
      "text": "Act excluded (14.12.2020) by Parliamentary Constituencies Act 2020 (c. 25), s. 10(2) (with s. 13(2))"
    },
    {
      "type": "I",
      "label": "I1",
      "text": "Act wholly in force at 7.2.1987 see s. 9(2)"
    },
    {
      "type": "X",
      "label": "X1",
      "text": "A Table showing the derivation of the provisions of this consolidation Act will be found at the end of the Act. The Table has no official status"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/ukpga/1986/56/introduction",
    "retrieved_at": "2026-10-29T09:54:00.628020+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."
}