< Decisions - Article 14: Relationship of this Protocol to the Convention Up one level Decision III/1: Adjustments and amendment > Decisions - Article 16: Entry into force Decision III/1: Adjustments and amendment Decision IV/1: Amendment adopted by the Second Meeting of the Parties (London Amendment) Decision V/1: Amendments adopted by the Second Meeting of the Parties (London Amendment) and by the Fourth Meeting of the Parties (Copenhagen Amendment) Decision VI/1: Ratification, approval or accession to the Vienna Convention for the Protection of the Ozone Layer, the Montreal Protocol on Substances that Deplete the Ozone Layer and the Amendments to the Montreal Protocol Decision VII/13: Ratification, approval or accession to the Vienna Convention for the Protection of the Ozone Layer, the Montreal Protocol on Substances that Deplete the Ozone Layer and the Amendments to the Montreal Protocol Decision VIII/1: Ratification of the Vienna Convention, the Montreal Protocol and its Amendments Decision IX/10: Ratification of the Vienna Convention, Montreal Protocol and London and Copenhagen Amendments Decision X/1: Ratification of the Vienna Convention, Montreal Protocol, London, Copenhagen and Montreal Amendments Decision XI/11: Ratification of the Vienna Convention, the Montreal Protocol, and the London, Copenhagen and Montreal Amendments Decision XII/7: Ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing Amendments Decision XIII/14: Ratification of the Vienna Convention for the Protection of the Ozone Layer, the Montreal Protocol on Substances that Deplete the Ozone Layer and the London, Copenhagen, Montreal and Beijing Amendments Decision XIV/1: Ratification of the Vienna Convention for the Protection of the Ozone Layer, the Montreal Protocol on Substances that Deplete the Ozone Layer and the London, Copenhagen, Montreal and Beijing Amendments Decision XV/1: Ratification of the Vienna Convention for the Protection of the Ozone Layer, the Montreal Protocol on Substances that Deplete the Ozone Layer and the London, Copenhagen, Montreal and Beijing amendments Decision XVI/1: Ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Protocol l Decision XVII/1: Status of ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Montreal Protocol Decision XVIII/6: Ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Protocol Decision XIX/1: Ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Protocol Decision XX/1: Status of ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Montreal Protocol Decision XXI/1: Status of ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Montreal Protocol Decision XXII/1: Status of ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Montreal Protocol Decision XXIII/1: Status of ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Montreal Protocol Decision XXIV/1: Status of ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Montreal Protocol Decision XXV/1: Status of ratification of the Montreal and Beijing amendments to the Montreal Protocol Decision XXVI/1: Status of ratification of the Vienna Convention, the Montreal Protocol and the London, Copenhagen, Montreal and Beijing amendments to the Montreal Protocol Decision XXIX/3: Kigali Amendment to the Montreal Protocol to phase down hydrofluorocarbons Decision XXX/1: Status of ratification of the Kigali Amendment to the Montreal Protocol Decision XXXI/11: Status of ratification of the Kigali Amendment to the Montreal Protocol Decision XXXIV/22: Status of ratification of the Kigali Amendment to the Montreal Protocol Decision XXXV/25: Status of ratification of the Kigali Amendment to the Montreal Protocol Decision XXXVI/21: Status of ratification of the Kigali Amendment to the Montreal Protocol on Substances that Deplete the Ozone Layer < Decisions - Article 14: Relationship of this Protocol to the Convention Up one level Decision III/1: Adjustments and amendment >