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UN Regulation No. 41
Motorcycle Noise
Overseen by GRB and GRBP
Revisions
Revision 2 | Amendment 9
Revision 2 | Amendment 9 reproduces the following amendment(s):
04 series of amendments | Supplement 9 (30 Sep 2021)
UN R41: Proposal for Supplement 9 to the 04 series of amendments

Proposal to align the 04 series of amendments with ISO 10844:2014, replacing provisions from ISO 10844:1998 (and proposing a clearer image for Figure 1).

Authentic and legally binding text WP.29/2021/4
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