European Union Act
The European Union Act (or European Union Bill) can refer to several pieces of legislation.
Acts in the United Kingdom
- European Communities Act 1972 (UK)
 - European Union (Accessions) Act 1994
 - European Union (Accessions) Act 2003
 - European Union (Accessions) Act 2006
 - European Union (Amendment) Act 2008
 - European Union Act 2011
 - European Union (Approval of Treaty Amendment Decision) Act 2012
 - European Union (Croatian Accession and Irish Protocol) Act 2013
 - European Union (Approvals) Act 2013
 - European Union (Finance) Act 2015
 - European Union Referendum Act 2015
 - European Union (Notification of Withdrawal) Act 2017
 - European Union (Withdrawal) Act 2018
 - European Union (Withdrawal) Act 2019
 - European Union (Withdrawal) (No. 2) Act 2019
 - European Union (Withdrawal Agreement) Act 2020
 - European Union (Future Relationship) Act 2020