83. The Chair of GRSP introduced the proposal of Amendment 3, Addendum 1 to Mutual Resolution No. 1 (M.R.1) (ECE/TRANS/WP.29/2022/141), aimed at improving the application of Addendum 1 of M.R.1 when used by laboratories to maintain and certify the Biofidelic Rear Impact Dummy II (BioRID-II) UN dummy. He added that the proposal seeks to clarify interpretation, that could affect the outcome of the dummy calibration.

84. WP.29 considered and endorsed the proposal for amendments to Mutual Resolution No. 1 under agenda item 4.17.1. and submitted it to AC.3 for final approval.

150. Submitted for consideration and vote, the proposal for Amendment 3, Addendum 1 to Mutual Resolution No. 1 was adopted on 15 November 2022 by consensus vote of Australia, Canada, China, European Union (representing Cyprus, Finland, France, Germany, Hungary, Italy, Lithuania, Luxembourg, Netherlands, Romania, Slovakia, Slovenia, Spain, and Sweden), India, Japan, Norway, Republic of Korea, Russian Federation, South Africa, Tunisia, Türkiye, United Kingdom of Great Britain and Northern Ireland and United States of America.

33. GRSP noted ECE/TRANS/WP.29/GRSP/2022/10 on the comments and questions received by the expert from the United Kingdom for the follow-up to the adoption of the Addendum 1 to Mutual Resolution No. 1 (Specifications for the Construction, Preparation and Certification of the 50th percentile male Biofidelic Rear Impact Dummy, anthropomorphic test Device (BioRID-II UN)) by WP.29 at its 185th session. GRSP adopted ECE/TRANS/WP.29/GRSP/2022/10 not amended. The secretariat was requested to submit the proposal as draft Amendment 3, Addendum 1 to Mutual Resolution No. 1 for consideration and vote at the November 2022 sessions of WP.29 and the Executive Committee of the 1998 Agreement (AC.3).