{
  "url": "https://openlegislation.uk/town-and-country-planning-general-development-order-1988/schedule-2/part-20/chapter-2/paragraph-B.1",
  "json_url": "https://openlegislation.uk/town-and-country-planning-general-development-order-1988/schedule-2/part-20/chapter-2/paragraph-B.1.json",
  "legislation": "uksi/1988/1813",
  "legislation_title": "The Town and Country Planning General Development Order 1988",
  "legislation_url": "https://openlegislation.uk/town-and-country-planning-general-development-order-1988",
  "path": "schedule/2/part/20/chapter/2/paragraph/B.1",
  "kind": "paragraph",
  "number": "B.1",
  "heading": "Development not permitted",
  "text": "Development is not permitted by Class B if—\n(a) the external appearance of the mine would be materially affected;\n(b) any building, plant or machinery structure or erection or any deposit of minerals or waste—\n(i) would exceed a height of 15 metres above ground level, or\n(ii) where a building, plant or machinery would be rearranged, replaced or repaired, the resulting development would exceed a height of 15 metres above ground level or the height of what was replaced, rearranged or repaired, whichever is the greater;\n(c) any building erected (other than a replacement building) would have a floor space exceeding 1000 square metres;\n(d) the cubic content of any replaced, extended or altered building would exceed by more than 25% the cubic content of the building replaced, extended or altered or the floor space would exceed by more than 1000 square metres, the floor space of that building;\n(e) it would be for the purpose of creating a new surface access to underground workings or of improving an existing access (which is not an active access) to underground workings; or\n(f) from a date 6 months after the coming into force of this order, it would be carried out on land within the definition in paragraph F.2(1)(b), and a plan of that land has not, before that date, been deposited with the mineral planning authority.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "amended",
      "affecting": "uksi/1994/2595",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 2) Order 1994"
    },
    {
      "type": "amended",
      "affecting": "uksi/1994/2595",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 2) Order 1994"
    },
    {
      "type": "amended",
      "affecting": "uksi/1994/2595",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 2) Order 1994"
    },
    {
      "type": "amended",
      "affecting": "uksi/1994/2595",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 2) Order 1994"
    },
    {
      "type": "added",
      "affecting": "uksi/1994/2595",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 2) Order 1994"
    },
    {
      "type": "substituted",
      "affecting": "uksi/1994/2595",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 2) Order 1994"
    },
    {
      "type": "revoked",
      "affecting": "uksi/1995/418",
      "affecting_title": "The Town and Country Planning (General Permitted Development) Order 1995"
    },
    {
      "type": "amended",
      "affecting": "uksi/1992/1493",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 4) Order 1992"
    },
    {
      "type": "amended",
      "affecting": "uksi/1992/1493",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 4) Order 1992"
    },
    {
      "type": "amended",
      "affecting": "uksi/1991/1536",
      "affecting_title": "The Town and Country Planning General Development (Amendment) Order 1991"
    },
    {
      "type": "modified",
      "affecting": "ukla/1992/5",
      "affecting_title": "Avon Weir Act 1992"
    },
    {
      "type": "modified",
      "affecting": "ukla/1992/5",
      "affecting_title": "Avon Weir Act 1992"
    },
    {
      "type": "modified",
      "affecting": "ukla/1992/5",
      "affecting_title": "Avon Weir Act 1992"
    },
    {
      "type": "added",
      "affecting": "uksi/1995/298",
      "affecting_title": "The Town and Country Planning General Development (Amendment) Order 1995"
    },
    {
      "type": "added",
      "affecting": "uksi/1995/298",
      "affecting_title": "The Town and Country Planning General Development (Amendment) Order 1995"
    },
    {
      "type": "substituted",
      "affecting": "uksi/1992/2450",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 6) Order 1992"
    },
    {
      "type": "revoked",
      "affecting": "uksi/1992/2450",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 6) Order 1992"
    },
    {
      "type": "substituted",
      "affecting": "uksi/1992/2450",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 6) Order 1992"
    },
    {
      "type": "mod",
      "affecting": "uksi/1994/678",
      "affecting_title": "The Town and Country Planning General Development (Amendment) Order 1994"
    },
    {
      "type": "amended",
      "affecting": "uksi/1989/603",
      "affecting_title": "The Town and Country Planning General Development (Amendment) Order 1989"
    },
    {
      "type": "amended",
      "affecting": "uksi/1989/1590",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 2) Order 1989"
    },
    {
      "type": "added",
      "affecting": "uksi/1992/1280",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 3) Order 1992"
    },
    {
      "type": "amended",
      "affecting": "uksi/1990/457",
      "affecting_title": "The Town and Country Planning General Development (Amendment) Order 1990"
    },
    {
      "type": "added",
      "affecting": "uksi/1992/609",
      "affecting_title": "The Town and Country Planning General Development (Amendment) Order 1992"
    },
    {
      "type": "modified",
      "affecting": "ukla/1992/18",
      "affecting_title": "Greater Manchester (Light Rapid Transit System) Act 1992"
    },
    {
      "type": "amended",
      "affecting": "uksi/1990/2032",
      "affecting_title": "The Town and Country Planning General Development (Amendment) (No. 2) Order 1990"
    },
    {
      "type": "amended",
      "affecting": "uksi/1989/1968",
      "affecting_title": "The Water (Consequential Amendments) Regulations 1989"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1988/1813/schedule/2/part/20/chapter/2/paragraph/B.1",
    "retrieved_at": "2026-10-29T15:56:26.565388+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."
}