{
  "url": "https://openlegislation.uk/control-of-major-accident-hazards-regulations-1999/schedule-4/part-2/paragraph-4",
  "json_url": "https://openlegislation.uk/control-of-major-accident-hazards-regulations-1999/schedule-4/part-2/paragraph-4.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": "schedule/4/part/2/paragraph/4",
  "kind": "paragraph",
  "number": "4",
  "heading": null,
  "text": "Identification and accidental risks analysis and prevention methods:\n(a) detailed description of the possible major accident scenarios and their probability or the conditions under which they occur including a summary of the events which may play a role in triggering each of these scenarios, the causes being internal or external to the installation;\n(b) assessment of the extent and severity of the consequences of identified major accidents;\n(c) description of technical parameters and equipment used for the safety of installations.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "word substituted",
      "affecting": "uksi/2005/1088",
      "affecting_title": "The Control of Major Accident Hazards (Amendment) Regulations 2005"
    },
    {
      "type": "word substituted",
      "affecting": "uksi/2005/1088",
      "affecting_title": "The Control of Major Accident Hazards (Amendment) Regulations 2005"
    },
    {
      "type": "substituted",
      "affecting": "uksi/2005/1088",
      "affecting_title": "The Control of Major Accident Hazards (Amendment) Regulations 2005"
    },
    {
      "type": "added",
      "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/schedule/4/part/2/paragraph/4",
    "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."
}