UN Regulations 21, 26, and 125 have provisions that relate to mirrors and/or the program to enable the approval of camera-monitor systems as a replacement for conventional mirrors. This document discusses changes that will be required under the proposed CMS revisions to UN R46.

Proposal for amendment of UN R21 on interior fittings to ensure compatibility with the revised UN R46 that will include camera-monitor system provisions.

Proposal to extend the provisions for rear-view mirrors under UN R125 to camera-monitor devices, including the cameras, holders, and housings.