{
  "url": "https://openlegislation.uk/town-development-act-1952/section-21",
  "json_url": "https://openlegislation.uk/town-development-act-1952/section-21.json",
  "legislation": "ukpga/Geo6and1Eliz2/15-16/54",
  "legislation_title": "Town Development Act 1952",
  "legislation_url": "https://openlegislation.uk/town-development-act-1952",
  "path": "section/21",
  "kind": "section",
  "number": "21",
  "heading": "Obligation to obtain planning permission to apply to town development.",
  "text": "Nothing in this Act or in any authorisation given or order made thereunder shall be taken to authorise the carrying out of any development not authorised by planning permission granted or deemed to have been granted under the Town and Country Planning Act, 1947.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "M",
      "label": "M1",
      "text": "1947 c. 51."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/ukpga/Geo6and1Eliz2/15-16/54/section/21",
    "retrieved_at": "2026-10-29T11:17:20.088081+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."
}