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UN R51: A preliminary study on test methods for R51-03
Document GRB-69-18
23 January 2019
Submitted by CATARC
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Previous Documents, Discussions, and Outcomes
4. (a) | UN Regulation No. 51 (Noise of M and N categories of vehicles): Development

9. The expert from China reported on a preliminary study of the test methods for the 03 series of amendments to UN Regulation No. 51 (GRB-69-18). GRB noted this information and decided to revert to the topic once more results would be available.

Relates to UN R51 |