Legal Metrology: Regulations

Regulations on measuring instruments

These regulations may establish legal control and supervision for the listed instruments to:

  • assess the initial conformity of the instruments to the legal requirements, at the design stage (type approval) and at the manufacturing stage (initial verification)
  • guarantee that instruments maintain their metrological characteristics in use (re-verification, in-service inspection, market surveillance)
  • guarantee that instruments are correctly installed and used in appropriate, defined conditions

These regulations may:

  • establish requirements for those who install, adjust and maintain measuring instruments
  • allow for the seizure of a measuring instrument, or the prevention of its use, in the case of an infringement, pending a decision by the legal authorities