2. GRBP considered and adopted the agenda (ECE/TRANS/WP.29/GRBP/2021/1, as amended by GRBP-73-01). GRBP noted the running order proposed by the Chair (GRBP-73-06). The list of informal documents is contained in Annex I to the session report. The list of GRBP informal groups is reproduced in Annex V.