20. The expert from Spain on behalf of the Technical Services Group (TSG) on UN Regulation No. 129 introduced ECE/TRANS/WP.29/GRSP/2021/7 as amended by GRSP-70-05, aimed at clarifying the head containment assessment for side impact testing. GRSP adopted ECE/TRANS/WP.29/GRSP/2021/7 as amended by annex VI (GRSP-70-05) to the report. The secretariat was requested to submit the proposal as draft Supplement 7 to the 03 series of amendment to UN Regulation No. 129 for consideration and vote at the June 2022 sessions of WP.29 and to AC.1.

23. The expert from Spain, introduced ECE/TRANS/WP.29/GRSP/2021/7 to clarify how to assess the head containment and in addition to increase the time frame for its assessment. The expert from EC requested a study reservation on the proposal. GRSP agreed to resume discussion on this subject at its December 2021 session.