Institutional affairs
Find out about the EU's and the Council's institutional set-up and rules
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Better regulation
Better regulation
How EU treaties shaped the Council of the EU and the European Council
How EU treaties shaped the Council of the EU and the European Council
Shaping the EU as we know it: the Lisbon Treaty
Shaping the EU as we know it: the Lisbon Treaty
Last review: 15 April 2026
