Access to information - greenhouse gas emission allowances not environmental information

摘要

This case concerns the appropriate balance between protecting commercially sensitive information and disclosing environmental information. It involves a reference for a preliminary ruling on the interpretation of detailed rules governing access to information, held by national registries, on the trading of greenhouse gas emission allowances. In 2006, the Ville de Lyon requested the CDC (the registry) to disclose to it: 1.information on the volumes of greenhouse gas emission allowances sold by operators of urban heating sites situated throughout France to whom emission allowances were allocated,