– the intergovernmental organization through which Member States act together
     on matters related to measurement science and measurement standards.
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About the BIPM
Metrology area:
Acoustics, Ultrasound and Vibration
Chemistry and Biology
Electricity and Magnetism
Ionizing Radiation
Mass and related quantities
Photometry and Radiometry
Time and Frequency

BIPM News:
Work by the NMIs to support the fight against COVID-19. A repository of actions The CIPM President has asked NMIs to share examples of how their work is supporting the fight against the COVID-19 pandemic. The responses received are listed in a dedicated 'Metrology in the fight against Covid-19' repository. First frequency comparison of distant optical clocks by VLBI and IPPP An international collaboration between the NICT, INRIM, INAF and BIPM has successfully achieved the frequency comparison of distant optical clocks using two independent radio techniques, VLBI and IPPP. Symposium to celebrate the centenary of the award of the Nobel Prize in Physics to Charles-Édouard Guillaume On 17 October 2020, the BIPM will celebrate the life and work of Charles-Édouard Guillaume with a symposium that will consider his legacy. 20th International Metrology Congress, CIM 2021 - Paris, 28-30 September 2021 The 20th International Congress of Metrology, CIM 2021, will be held from 28-30 September 2021 in Paris, France. The congress will explore scientific and industrial challenges in the field of measurement through a varied programme of conferences and round tables. Dr Patrizia Tavella awarded the Enrico Fermi Prize by the Italian Physical Society Dr Patrizia Tavella, the Director of the Time Department at BIPM has been awarded the Enrico Fermi Prize by the Italian Physical Society. The prize was awarded jointly to her and Dr Giovanni Mana of INRiM. The BIPM has signed a Memorandum of Understanding with the International Federation of Clinical Chemistry and Laboratory Medicine (IFCC) The BIPM-IFCC Memorandum of Understanding was signed electronically by Dr Wynand Louw, President of the CIPM on 14 September 2020, and by Dr Khosrow Adeli, President of the IFCC on 15 September 2020.
Latest reports and announcements:

The BIPM's mission and role:

  • Our vision is to be universally recognized as the world focus for the international system of measurement.

  • Our mission is to work with the NMIs of our Member States, the RMOs and strategic partners world-wide and to use the BIPM's international and impartial status to promote and advance the global comparability of measurements.