{
  "url": "https://openlegislation.uk/planning-hazardous-substances-wales-regulations-2015/schedule-2/paragraph-18",
  "json_url": "https://openlegislation.uk/planning-hazardous-substances-wales-regulations-2015/schedule-2/paragraph-18.json",
  "legislation": "wsi/2015/1597",
  "legislation_title": "The Planning (Hazardous Substances) (Wales) Regulations 2015",
  "legislation_url": "https://openlegislation.uk/planning-hazardous-substances-wales-regulations-2015",
  "path": "schedule/2/paragraph/18",
  "kind": "paragraph",
  "number": "18",
  "heading": "Interpretation of this Schedule",
  "text": "In this Schedule—\n“establishment period” (“cyfnod sefydlu”) means the period of 12 months ending on—\n(a)4 September 2015; or\n(b)(if later) the date on which hazardous substances consent was first required for the relevant substance;\n“relevant minor change” (“mân newid perthnasol”) means a change to the quantity or type of hazardous substances present in, on or under land in relation to which there is a hazardous substances consent, where hazardous substances consent would be required for that change but for this Schedule;\n“safety hazard change” (“newid o ran perygl diogelwch”) means a change to an area notified to a local planning authority by the Health and Safety Executive or the Office of Nuclear Regulation for the purposes of paragraphs (c) or (ca) of the Table in Schedule 4 to the Town and Country Planning (Development Management Procedure) (Wales) Order 2012 , where that change results in—\n(a)that area encompassing land which it did not previously encompass; or\n(b)where the notification of that area included the identification of zones within that area corresponding to levels of risk, the expansion of any such zone.",
  "extent": "E+W",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "M",
      "label": "M1",
      "text": "S.I. 2012/801 (W. 110)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/wsi/2015/1597/schedule/2/paragraph/18",
    "retrieved_at": "2026-10-28T23:33:26.702503+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."
}