× 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 II/18: Meetings of the Open-ended Working Group Type du document Décision Numéro de référence II/18 Date Jui 27, 1990 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 Second Meeting of the Parties decided in Dec. II/18 to authorize the Secretariat to convene, if necessary, up to six meetings of the Open-ended Working Group of the Parties prior to the Third Meeting of the Parties and to invite non-Parties to participate in the deliberations of these meetings.