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European Communities Act 1972 (UK)

Act of the Parliament of the United Kingdm

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The Act also incorporated Community Law (later European Union Law), along with its acquis communautaire, its treaties, regulations, directives, decisions, the Community Customs Union (later European Union Customs Union), the Common Agricultural Policy (CAP), the Common Fisheries Policy (FCP) together with judgments of the European Court of Justice into the domestic law of the United Kingdom.

The Treaty of Accession was signed by the then Conservative Prime Minister Edward Heath and the then President of the European Commission Franco Maria Malfatti in Brussels on 22 January 1972; the UK's accession into the Communities was subsequently ratified via the Act to have full legal force from 1 January 1973.

Although not specifically stated within the legislation but due to the principle of Community Law (subsequently European Union Law) having primacy over the domestic national laws of the member states which was first established though the Costa v ENEL European Court of Justice ruling in 1964 as a consequence it also became binding on all legislation passed by the UK Parliament (and also upon the UK's devolved administrations—the Northern Ireland Assembly, Scottish Parliament and the Welsh Parliament (Senedd Cymru) although none of these institutions existed at the time of the passing of the Act). It was the most significant constitutional statute to be passed by the Heath government of 1970–1974, and one of the most significant UK constitutional statutes to ever be passed by the UK Parliament.

The Act was at the time of its repeal significantly amended from its original form, incorporating the changes wrought by the Single European Act, the Maastricht Treaty, the Amsterdam Treaty, the Nice Treaty, and the Lisbon Treaty.

On 13 July 2017, the then Brexit Secretary, David Davis, introduced what became the European Union (Withdrawal) Act to Parliament, which made provision for repealing the 1972 Act on "exit day", which was when enacted defined as 29 March 2019 at 11 p.m.(London time, GMT), but later postponed by EU decision first to either 22 May 2019 or 12 April 2019, later to 31 October 2019, and then again to 31 January 2020.

The Act was repealed on 31 January 2020 by the European Union (Withdrawal) Act 2018, although its effect was 'saved' under the provisions of the European Union (Withdrawal Agreement) Act 2020. This provision was in effect from 31 January 2020 (when the United Kingdom formally left the European Union) until the end of the Brexit implementation period on 31 December 2020, when the "saving" provisions were automatically repealed.

The repeal of these last remaining provisions ended the automatic incorporation into UK law of all future EU laws (with all previous EU laws being retained and transferred into UK law under the European Union (Withdrawal) Act 2018), and most future judgments of the ECJ as well as the regulations of the European Union Customs Union, the European Single Market, the Common Agricultural Policy and the Common Fisheries Policy, after 48 years on the statute book (with the exception to Northern Ireland under the terms of the Northern Ireland protocol), bringing to an end decades of political debate and discussions about the constitutional significance of the Act and its effect on the principle of Parliamentary sovereignty.

Origin and background

When the European Communities (EC) came into being in 1958, the UK chose to remain aloof and instead join the alternative bloc, EFTA. Almost immediately the British government regretted its decision, and in 1961, along with Denmark, Ireland and Norway, the UK applied to join the three Communities. However, President Charles de Gaulle saw British membership as a Trojan Horse for US influence, and vetoed it; all four applications were suspended. The four countries resubmitted their applications in 1967, and the French veto was lifted upon Georges Pompidou succeeding de Gaulle in 1969. In 1970, accession negotiations took place between the UK Government, led by Conservative Prime Minister Edward Heath, the European Communities and various European leaders. Despite disagreements over the CAP and the UK's relationship with the Commonwealth, terms were agreed. In October 1971, after a lengthy six day Commons debate on a white paper motion on the principle of accession, MPs voted 356–244 in favour of joining the EC.

For the Treaty to take effect upon entry into the Communities on 1 January 1973, and for the UK to embrace the EEC Institutions and Community law, an Act of Parliament was required. Only three days after the signing of the Treaty, a European Communities Bill of just 12 clauses, was presented to the House of Commons by Geoffrey Rippon. The European Communities Act came into being, and Edward Heath signed the Treaty of Accession in Brussels on 22 January 1972. Denmark and Ireland also joined the Communities on the same day, 1 January 1973, as the UK; the Norwegian people had rejected membership in a referendum in 1972.

First Reading (House of Commons)

The European Communities Bill was introduced the House of Commons for its first reading by Geoffrey Rippon, Chancellor of the Duchy of Lancaster on 26 January 1972.

Second Reading (House of Commons)

On 17 February 1972, the House of Commons voted narrowly by 309–301 in favour of the Bill at its second reading, after three days of intense debate. The Bill then passed on to Committee Stage before its third reading.

Third Reading (House of Commons)

During this discussion in the House of Commons, MPs pointed out that the Government had structured the European Communities Bill so that Parliament could debate the technical issues about how the treaty enactment would occur (how the UK would join the European Communities) but could not debate the treaty of accession itself and decried this sacrifice of Parliament's sovereignty to the Government's desire to join the European project.

On 13 July 1972, the House of Commons voted 301–284 in favour of the Bill in its third and final reading before passing on to the House of Lords. The Bill then passed to the House of Lords.

Royal assent, Ratification, and Taking Effect

The Act received Royal Assent on 17 October, and the UK's instrument of ratification of the Treaty of Accession was deposited the next day with the Italian government (the traditional European Communities treaty records holder) as required by the Treaty. Since the Treaty specified its effective date as 1 January 1973 (in Article 2) and the Act specified only "entry date" for its actions, the Act and the Treaty took effect 1 January 1973, when the United Kingdom officially became a member state of the European Communities (subsequently the European Union) along with Denmark and Ireland.

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