The European Communities Act 1972, also known as the ECA 1972, was an act of the Parliament of the United Kingdom which made legal provision for the accession of the United Kingdom as a member state t
The Act was the most significant constitutional piece of legislation to be passed by the Heath government of 1970–1974[citation needed]
![The Act was the most significant constitutional piece of legislation to be passed by the Heath government of 1970–1974[citation needed]](https://upload.wikimedia.org/wikipedia/commons/thumb/6/6e/Edward_Heath_10_Allan_Warren.jpg/500px-Edward_Heath_10_Allan_Warren.jpg)
Geoffrey Rippon was responsible for drafting the 1972 legislation that took the UK into the then European Communities (which would later become the European Union)
Edward Heath
The European Union Act 2017 was an Act of the Parliament of the United Kingdom to empower the Prime Minister to give to the Council of the European Union the formal notice – required by Article 50 of
European Communities Act 1972 (UK)
…R (Miller) v Secretary of State for Exiting the European Union European Union (Notification of Withdrawal) Act 2017 Acts of Parliament of the United Kingdom relating to the European Communities and the European Union…
British Prime Minister Theresa May who triggered Article 50 on Wednesday 29 March 2017.
The Act authorised the letter from Theresa May invoking Article 50 on the Treaty of European Union