The Bundesnetzagentur's monitoring tasks are set out in the Energy Act (EnWG). As part of its activities the Bundesnetzagentur conducts an annual survey of companies in the energy market.
The Bundesnetzagentur is required to publish a report annually on the results of its monitoring activities, conducted in the performance of its regulatory tasks in the electricity and gas sectors, most notably to create transparency in the markets. The Bundesnetzagentur works together with the Bundeskartellamt in drawing up the report.
The report for 2018 and the reports for the previous years are available below.