The exact dimensions of the ℮-mark and its accompanying elements are specified in the European Economic Community Directive 71/316/EEC.Directive 71/316/EEC. The initial directive shows a full set of numerals and only six capitals.Ibid, Annex II. Later consolidated versions reveal an expanded alphabet for writing the initials of newly adopted member states.Directive 2009/34/EC.
Directive 71/316/EEC. Council Directive 71/316/EEC of 26 July 1971 on the approximation of the laws of the Member States relating to common provisions for both measuring instruments and methods of metrological control. Retrieved 20 September 2026 from eur-lex.europa.eu
Directive 76/211/EEC. Council Directive 76/211/EEC of 20 January 1976 on the approximation of the laws of the Member States relating to the making-up by weight or by volume of certain prepackaged products. Retrieved 20 September 2026 from eur-lex.europa.eu