{
  "url": "https://openlegislation.uk/control-of-major-accident-hazards-regulations-1999/regulation-6",
  "json_url": "https://openlegislation.uk/control-of-major-accident-hazards-regulations-1999/regulation-6.json",
  "legislation": "uksi/1999/743",
  "legislation_title": "The Control of Major Accident Hazards Regulations 1999",
  "legislation_url": "https://openlegislation.uk/control-of-major-accident-hazards-regulations-1999",
  "path": "regulation/6",
  "kind": "regulation",
  "number": "6",
  "heading": "Notifications",
  "text": "(1) Within a reasonable period of time prior to the start of construction of an establishment the operator of the establishment shall send to the competent authority a notification containing the information specified in Schedule 3.\n(2) Within a reasonable period of time prior to the start of the operation of an establishment, or in the case of an existing establishment by 3rd February 2000, the operator of the establishment shall send to the competent authority a notification containing the information specified in Schedule 3, except that this paragraph shall not require the notification to contain information already contained in a notification sent pursuant to paragraph (1) if that information is still valid.\n(3) Paragraph (2) shall not apply to an existing establishment in respect of which a report has been sent to the Executive in accordance with regulation 7 of the 1984 Regulations.\n(4) The operator shall notify the competent authority forthwith in the event of—\n(a) there being any significant increase in the quantity of dangerous substances notified—\n(i) under this regulation, or\n(ii) in the report referred to in paragraph (3);\n(b) there being any significant change in—\n(i) the nature or physical form of the dangerous substances so notified,\n(ii) the processes employing them, or\n(iii) any other information notified to the competent authority in respect of the establishment;\n(c) regulation 7 ceasing to apply to the establishment by virtue of a change in the quantity of dangerous substances present there; or\n(d) permanent closure of an installation in the establishment.\n(5) This regulation shall not require the notification of any information which has been included in a safety report.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "inserted",
      "affecting": "uksi/2005/1088",
      "affecting_title": "The Control of Major Accident Hazards (Amendment) Regulations 2005"
    },
    {
      "type": "words inserted",
      "affecting": "uksi/2005/1088",
      "affecting_title": "The Control of Major Accident Hazards (Amendment) Regulations 2005"
    },
    {
      "type": "inserted",
      "affecting": "uksi/2005/1088",
      "affecting_title": "The Control of Major Accident Hazards (Amendment) Regulations 2005"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1999/743/regulation/6",
    "retrieved_at": "2026-10-29T10:55:56.898069+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."
}