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UN R 51: IWG Measurement Uncertainties - Revised Terms of Reference
Document GRBP-75-06/Rev.1
25 January 2022
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Previous Documents, Discussions, and Outcomes
2. | UN Regulation No. 51 (Noise of M and N categories of vehicles).

11. The expert from IWG MU proposed to update their Terms of Reference (GRBP-75-06-Rev.1). GRBP adopted the revised Terms of Reference, as laid down in Annex II of the session report.

Relates to UN R51 | UN R117 |