{
  "url": "https://openlegislation.uk/eu-decision-1991-690/annex-n1/division-1/division-Y",
  "json_url": "https://openlegislation.uk/eu-decision-1991-690/annex-n1/division-1/division-Y.json",
  "legislation": "eudn/1991/690",
  "legislation_title": "Council Decision of 12 December 1991 concerning the conclusion of the amendment to the Montreal Protocol on substances that deplete the ozone layer as adopted in June 1990 in London by the Parties to the Protocol (91/690/EEC)",
  "legislation_url": "https://openlegislation.uk/eu-decision-1991-690",
  "path": "annex/n1/division/1/division/Y",
  "kind": "division",
  "number": "Y",
  "heading": "Annexes",
  "text": "The following annexes shall be added to the Protocol:\n‘Annex B\nCONTROLLED SUBSTANCES\nThis formula does not refer to 1,2,2-trichloroethane.\nGroup\nSubstance\nOzone-depleting potential\nGroup I\nCF3Cl\n(CFC-13)\n1,0\nC2FCl5\n(CFC-111)\n1,0\nC2F2Cl4\n(CFC-112)\n1,0\nC3FCl7\n(CFC-211)\n1,0\nC3F2Cl6\n(CFC-212)\n1,0\nC3F3Cl5\n(CFC-213)\n1,0\nC3F4Cl4\n(CFC-214\n1,0\nC3F5Cl3\n(CFC-215)\n1,0\nC3F6Cl2\n(CFC-216)\n1,0\nC3F7Cl\n(CFC-217)\n1,0\nGroup II\nCCl4\nCarbon tetrachloride\n1,1\nGroup III\nC2H3Cl3\n1,1,1-trichloroethane (methyl chloroform)\n0,1\nAnnex C\nTRANSITIONAL SUBSTANCES\nGroup\nSubstance\nGroup I\nCHFCl2\n(HCFC-21)\nCHF2Cl\n(HCFC-22)\nCH2FCl\n(HCFC-31)\nC2HFCl4\n(HCFC-121)\nC2HF2Cl3\n(HCFC-122)\nC2HF3Cl2\n(HCFC-123)\nC2HF4Cl\n(HCFC-124)\nC2H2FCl3\n(HCFC-131)\nC2H2F2Cl2\n(HCFC-132)\nC2H2F3Cl\n(HCFC-133)\nC2H3FCl2\n(HCFC-141)\nC2H3F2Cl\n(HCFC-142)\nC2H4FCl\n(HCFC-151)\nC3HFCl6\n(HCFC-221)\nC3HF2Cl5\n(HCFC-222)\nC3HF3Cl4\n(HCFC-223)\nC3HF4Cl3\n(HCFC-224)\nC3HF5Cl2\n(HCFC-225)\nC3HF6Cl\n(HCFC-226)\nC3H2FCl5\n(HCFC-231)\nC3H2F2Cl4\n(HCFC-232)\nC3H2F3Cl3\n(HCFC-233)\nC3H2F4Cl2\n(HCFC-234)\nC3H2F5Cl\n(HCFC-235)\nC3H3FCl4\n(HCFC-241)\nC3H3F2Cl3\n(HCFC-242)\nC3H3F3Cl2\n(HCFC-243)\nC3H3F4Cl\n(HCFC-244)\nC3H4FCl3\n(HCFC-251)\nC3H4F2Cl2\n(HCFC-252)\nC3H4F3Cl\n(HCFC-253)\nC3H5FCl2\n(HCFC-261)\nC3H5F2Cl\n(HCFC-262)\nC3H6FCl\n(HCFC-271).",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "This formula does not refer to 1,2,2-trichloroethane."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/1991/690/annex/n1/division/1/division/Y",
    "retrieved_at": "2026-11-01T15:19:51.372439+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."
}