Overseen by GRRF, GRBP, and GRB
UN R54: Revision 3
UN R54: Revision 3 reproduces the following amendment(s):
Proposal for Supplement 18 to Regulation No. 54

Proposal adopted by the GRRF to harmonize the definitions used in UN R54 with the amendments (ECE/TRANS/WP29/2010/63) to UN R117 approved by the World Forum at its June 2010 session.

Authentic and legally binding text WP.29/2012/49