× 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/3: Halons Document type Decision Reference number II/3 Date Jun 27, 1990 SourceUNEP, InforMEA Status Active Subject Waste & hazardous substances, Air & atmosphere Treaty Montreal Protocol on Substances that Deplete the Ozone Layer (Sep 16, 1987) Meeting Website ozone.unep.org Abstract The Second Meeting of the Parties decided in Dec. II/3 with regard to halons to establish an ad hoc working group of experts to investigate, and make recommendations to the Fourth Meeting of the Parties in 1992 on the availability of substitutes for halons, the need to define essential uses of halons, methods of implementation and, if there is such a need, the identification of such uses.