http://www.legislation.gov.uk/eur/1958/1/article/5Regulation No 1 determining the languages to be used by the European Economic CommunityRegulation No 1 determining the languages to be used by the European Economic CommunityKing's Printer of Acts of Parliamenthttps://webarchive.nationalarchives.gov.uk/eu-exit/https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:01958R0001-20130701texttext/xmlen2023-08-07Expert Participation2020-12-31F1Article 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .