18. The expert from OICA introduced ECE/TRANS/WP.29/GRSP/2020/13, to clarify transitional provisions on possibilities given by earlier series of amendments were maintained valid. GRSP adopted ECE/TRANS/WP.29/GRSP/2020/13, not amended and requested the secretariat to submit the proposal as the draft Supplement 1 to the 05 series of amendment to UN Regulation No. 95, for consideration and vote at the June 2021 sessions of WP.29 and AC.1.