The European Union (Referendum) Bill 2013–14 was a private member's bill of the Parliament of the United Kingdom designed to make provision for a referendum on membership of the European Union to be held in 2017 following renegotiation of terms between the European Union and the United Kingdom government. The bill ceased to be considered by Parliament after January 2014 and did not become law. However, a subsequent bill with the same objective, the European Union Referendum Act 2015, was later introduced to the House of Commons by the newly elected Conservative government in May 2015 was passed and received royal assent on 17 December 2015.