× 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 XI/20: Procedure for new substances Type du document Décision Numéro de référence XI/20 Date Nov 29, 1999 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 Eleventh Meeting of the Parties decided in Dec. XI/20: Recalling decisions IX/24 and X/8 on control of new ozone-depleting substances, Noting that the issue was discussed at the Eleventh Meeting of the Parties, To continue to give full consideration to ways to expedite the procedure for adding new substances and their associated control measures to the Protocol and for removing them therefrom.