{
  "url": "https://openlegislation.uk/merchant-shipping-cargo-ship-construction-regulations-1997/regulation-54C",
  "json_url": "https://openlegislation.uk/merchant-shipping-cargo-ship-construction-regulations-1997/regulation-54C.json",
  "legislation": "uksi/1997/1509",
  "legislation_title": "The Merchant Shipping (Cargo Ship Construction) Regulations 1997",
  "legislation_url": "https://openlegislation.uk/merchant-shipping-cargo-ship-construction-regulations-1997",
  "path": "regulation/54C",
  "kind": "regulation",
  "number": "54C",
  "heading": "Combustible gas indicators",
  "text": "All tankers shall be equipped with at least one portable instrument for measuring flammable vapour concentrations, together with a sufficient set of spares. Suitable means shall be provided for the calibration of such instruments.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Regs. 54A-54C inserted (5.4.1999) by The Merchant Shipping (Cargo Ship Construction) (Amendment) Regulations 1999 (S.I. 1999/643), regs. 1, 13"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1997/1509/regulation/54C",
    "retrieved_at": "2026-10-29T12:07:02.970396+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."
}