Décret no 2009-1234 du 14 octobre 2009 modifiant le décret no 61-501 du 3 mai 1961 relatif aux unités de mesure et au contrôle des instruments de mesure
This French decree updates the long-standing regulations regarding the standardization of measurement units and the official oversight of measuring instruments. It ensures that measurement tools used in various sectors remain accurate and compliant with established legal standards. The decree affects manufacturers, distributors, and users of measuring instruments in France, requiring them to adhere to updated technical controls and verification procedures to ensure measurement reliability.