List of meetings
Meetings and related documents
Guidance documents on the CIPM MRA
The Consultative Committee for the Definition of the Metre (CCDM) was set up in 1952. Its name was changed to Consultative Committee for Length by the CIPM in 1997.
Present activities concern matters related to the definition and realization of the metre, practical length and angle measurement, and advice to the CIPM in the field of length metrology.
The new BIPM website
The BIPM is proud to present its new website, with an updated design and personalized content. Those entitled to access restricted documents will need to set up a personal password: click on SIGN IN in the header, then on Password forgotten and enter your email address as registered in the BIPM Meetings Office database.