A delegation from the Directorate for Measures and Precious Metals, consisting of Director Čedomir Belić and Acting Assistant Director of the Sector for Development of Metrology Nikola Petrović, participated in the official celebration of the 150th anniversary of the signing of the Metre Convention and World Metrology Day, which was held from 20 to 22 May 2025 in Paris and Versailles.

The program began on 20 May with a ceremonial symposium at UNESCO headquarters in Paris, organized in cooperation with the BIPM, entitled "150 Years of the Metre Convention: Science, Innovation and Global Impact". The participants were high-ranking officials, representatives of national metrology institutes, international organizations, academia and industry.

The event continued on 21 and 22 May at the Palais des Congrès in Versailles, where expert sessions and panels were held dedicated to the role of metrology in addressing contemporary challenges. Topics included metrology in the quantum era, applications in climate science, digital transformation, the redefinition of the second, applications in biomedical sciences and metrology in space research. The program also included a visit to the BIPM laboratories in Sèvres.

By participating in this important anniversary, the DMDM ​​reaffirmed its active role in the international metrology community and its commitment to the development of systems of accurate and comparable measurements.