--- metadata: title: CIPM, 1961 date: '1961-01-01' source: BIPM - Pavillon de Breteuil resolutions: - dates: - '1961-01-01' title: Cubic decimetre and litre identifier: 0 url: https://www.bipm.org/en/CIPM/db/1961/0/ approvals: - type: affirmative degree: unanimous message: |- + The Comité International des Poids et Mesures considerations: [] actions: - type: recommends date_effective: '1961-01-01' message: recommends that the results of accurate measurements of volume be expressed in units of the International System and not in litres.