× Information on this section of ECOLEX comes from the InforMEA Portal which compiled information from MEA Secretariats with the support of the European Union. The accuracy of the information displayed is the responsibility of the originating data source. In case of discrepancy the information as displayed on the respective MEA website prevails. Decision IX/4: Further Amendment of the Protocol Type du document Décision Numéro de référence IX/4 Date Sep 15, 1997 SourceUNEP, InforMEA Statut active Sujet Air et atmosphère, Déchets et substances dangereuses Traité Protocole de Montréal relatif à des substances qui appauvrissent la couche d’ozone (Sep 16, 1987) Réunion Site web ozone.unep.org Résumé The Ninth Meeting of the Parties decided in Dec. IX/4 to adopt, in accordance with the procedure laid down in paragraph 4 of Article 9 of the Vienna Convention for the Protection of the Ozone Layer, the Amendment to the Montreal Protocol as set out in annex IV to the report of the Ninth Meeting of the Parties.