http://www.legislation.gov.uk/eudr/2014/87/article/3Council Directive 2014/87/Euratom of 8 July 2014 amending Directive 2009/71/Euratom establishing a Community framework for the nuclear safety of nuclear installationsCouncil Directive 2014/87/EuratomCouncil Directive 2014/87/Euratom of 8 July 2014 amending Directive 2009/71/Euratom establishing a Community framework for the nuclear safety of nuclear installations2020-12-11King's Printer of Acts of Parliamenthttps://webarchive.nationalarchives.gov.uk/eu-exit/https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32014L0087texttext/xmlen2014-07-22
Article 3

This Directive shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union.