http://www.legislation.gov.uk/eudr/1971/316/adoptedCouncil 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of the Member States relating to common provisions for both measuring instruments and methods of metrological control (repealed)Council Directive 71/316/EEC (repealed)enQueen's Printer of Acts of Parliament2020-03-04