× 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 I/12H: Clarification of terms and definitions: Exports and imports of used controlled substances Tipo de documento Decision Número de referencia I/12H Fecha May 2, 1989 FuenteUNEP, InforMEA Estado Activo Materia Desechos y sustancias peligrosas, Aire y atmósfera Tratado Protocolo de Montreal relativo a las sustancias que agotan la capa de ozono (Sep 16, 1987) Reunión Página web ozone.unep.org Resumen The First Meeting of the Parties decided in Dec. I/12H with regard to exports and imports of used controlled substances: imports and exports of bulk used controlled substances should be treated and recorded in the same manner as virgin controlled substances and included in the calculation of a Party’s consumption limits.