{
  "url": "https://openlegislation.uk/control-of-substances-hazardous-to-health-regulations-1994/regulation-10",
  "json_url": "https://openlegislation.uk/control-of-substances-hazardous-to-health-regulations-1994/regulation-10.json",
  "legislation": "uksi/1994/3246",
  "legislation_title": "The Control of Substances Hazardous to Health Regulations 1994",
  "legislation_url": "https://openlegislation.uk/control-of-substances-hazardous-to-health-regulations-1994",
  "path": "regulation/10",
  "kind": "regulation",
  "number": "10",
  "heading": "Monitoring exposure at the workplace",
  "text": "(1) In any case in which—\n(a) it is requisite for ensuring the maintenance of adequate control of the exposure of employees to substances hazardous to health; or\n(b) it is otherwise requisite for protecting the health of employees,\nthe employer shall ensure that the exposure of employees to substances hazardous to health is monitored in accordance with a suitable procedure.\n(2) Where a substance or process is specified in column 1 of Schedule 4, monitoring shall be carried out at least at the frequency specified in the corresponding entry in column 2 of that Schedule.\n(3) The employer shall keep a suitable record of any monitoring carried out for the purpose of this regulation and that record or a suitable summary thereof shall be kept available—\n(a) where the record is representative of the personal exposures of identifiable employees, for at least 40 years;\n(b) in any other case, for at least 5 years.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1994/3246/regulation/10",
    "retrieved_at": "2026-10-29T13:20:00.945543+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."
}