A marked-up version of this document is also available.
Proposal to increase the potential speed reduction during the collision warning phase and clarify the interpretation of “engine start/run cycle”.
Proposal to align provisions with corresponding provisions of UN R152 and to clarify the interpretation of the provisions on system robustness when applied to heavy duty vehicles.
Proposal from the expert group on UN R51 and UN R59 to update the provisions of UN Regulation No. 51.