ECE R53.02 supplement 02

ECE R53.02 supplement 02 Installation of lighting and light-signalling devices for L3 vehicles

https://www.unece.org/fileadmin/DAM/trans/doc/2019/wp29/ECE-TRANS-WP29-2019-017e.pdf

and

para. 107
2018/86/Rev.1
2018/104/Rev.1