Working together for a more open and transparent Europe: Council, Commission and European Parliament agree on new regulations for lobbyists in Brussels and Strasbourg – EU2020 – EN https://www.eu2020.de/eu2020-en/news/article/eu-transparency-register-lobbyists-2427446
In future, lobbyists will have to enter their details into a Transparency Register, providing information on their aims and funding, if they want to pursue their interests vis-à-vis the Council, the Commission or the European Parliament.
On this topic Agreement on a Mandatory Transparency RegisterInternal link On 15