{
  "url": "https://openlegislation.uk/eu-directive-1980-181/annex/chapter-IV",
  "json_url": "https://openlegislation.uk/eu-directive-1980-181/annex/chapter-IV.json",
  "legislation": "eudr/1980/181",
  "legislation_title": "Council Directive of 20 December 1979 on the approximation of the laws of the Member States relating to units of measurement and on the repeal of Directive 71/354/EEC (80/181/EEC)",
  "legislation_url": "https://openlegislation.uk/eu-directive-1980-181",
  "path": "annex/chapter/IV",
  "kind": "chapter",
  "number": "IV",
  "heading": "LEGAL UNITS OF MEASUREMENT REFERRED TO IN ARTICLE I (d), PERMITTED IN SPECIALIZED FIELDS ONLY",
  "text": "Field of application\nUnit\nName\nApproximate value\nSymbol\nMarine navigation\nfathom\n1 fm =\n1,829 m\nfm\nBeer, cider, waters, lemonades and fruit juices in returnable containers\npint\n1 pt =\n0,5683 × 10 -3 m 3\npt\nfluid ounce\n1 fl oz =\n28,41 × 10 -6 m 3\nfl. oz\nSpirit drinks\ngill\n1 gill =\n0,142 × 10 -3 m 3\ngill\nGoods sold loose in bulk\nounce\n(avoir dupois)\n1 oz =\n28,35 × 10 -3 kg\noz\npound\n1 lb =\n0,4536 kg\nlb\nGas supply\ntherm\n1 therm =\n105,506 × 10 6 J\ntherm\nUntil the date to be fixed under Article 1 (d), the units listed in this Chapter may be combined with each other or with those in Chapter I to form compound units.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Inserted by Council Directive of 27 November 1989 amending Directive 80/181/EEC on the approximation of the laws of the Member States relating to units of measurement (89/617/EEC)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudr/1980/181/annex/chapter/IV",
    "retrieved_at": "2026-11-01T15:23:40.868248+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."
}