Treaty on European Union different from Treaty on the functioning of the European Union
The Treaty on European Union (2007) is one of the primary Treaties of the European Union, alongside the Treaty on the Functioning of the European Union (TFEU). The TEU form the basis of EU law, by setting out general principles of the EU's purpose, the governance of its central institutions (such as the Commission, Parliament, and Council), as well as the rules on external, foreign and security policy.History
While the current version of the TEU entered into force in 2009, following the Treaty of Lisbon (2007), the older form of the same document was implemented by the Maastricht Treaty (1992).
not same as not identical to distinct from separate from unlike