Member States - TITLE

Member States

MS - introductory sentence

Member States are States that have ratified or acceded to the Metre Convention and are therefore entitled to fully participate in BIPM activities.

Country stats

There are currently 64 Member States and 37 Associate States and Economies.

Asset Publisher

Explanatory notes

Calculating Member State contributions
Calculating Associate subscriptions

The term "Member States" is a synonym for the official term, "States Parties to the Metre Convention".

Contact

Contacts

Dr Anna Cypionka

International Liaison and Communication

Mrs Rahima Guliyeva

International Liaison and Communication

news - TITLE h3

News

New Member State: Republic of Costa Rica

The Republic of Costa Rica, which had been an Associate since 2004, became a Member State on 5 September 2022.

Zimbabwe reinstated as an Associate of the CGPM

The Republic of Zimbabwe was reinstated as an Associate of the CGPM on 8 February 2022.

New Member State: Republic of Estonia

The Republic of Estonia, which had been an Associate since 2005, became a Member State on 19 January 2021.

New Associate of the CGPM: Cambodia

The Kingdom of Cambodia became an Associate of the CGPM on 1 January 2021.