× 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 XXXIV/7: Strengthening institutional processes with respect to information on HFC-23 by-product emissions Document type Decision Reference number XXXIV/7 Date Nov 4, 2022 SourceUNEP, InforMEA Status Active Subject Waste & hazardous substances, Air & atmosphere Treaty Montreal Protocol on Substances that Deplete the Ozone Layer (Sep 16, 1987) Meeting Thirty-Fourth Meeting of the Parties Website ozone.unep.org Abstract Recalling the provisions under paragraphs 6 and 7 of Article 2J of the Montreal Protocol on Substances that Deplete the Ozone Layer on destruction, to the extent practicable, of HFC-23 by‑product emissions from each production facility that manufactures Annex C, Group I, or Annex F substances, To request the Technology and Economic Assessment Panel to prepare a report for the Thirty‑Fifth Meeting of the Parties to include: Information on the possible chemical pathways that could be used in the production of Annex C, Group I, or Annex F substances that may generate HFC-23 as a by-product; Compilation of information on the amount of HFC-23 generation and emissions from facilities that manufacture Annex C, Group I, or Annex F substances, the reporting of which is required under Article 7 of the Montreal Protocol; Best practices available to control these emissions.