Information document to inform GRSG of the proposal to introduce provisions for the specifications and calibration procedure of the 3-D “H”-point machine and the procedure for determining the “H”-point and the actual torso angle for seating positions in motor vehicles, to be used in all referenced UN Regulations and GTR. The proposal will be formally considered by GRSP in December 2023.
42. The expert from the Netherlands, Chair of TF on three dimensional “H” (3-D "H) point machine, informed GRSG that TF (with the participation of experts of GRSP) had prepared a new addendum (GRSG-126-20) to the Mutual Resolution No. 1 to be discussed at the December 2023 session of GRSP. He explained that the proposal included specifications and the calibration procedure of the 3-D “H”-point machine, the procedure for determining the point “H”, and the actual torso angle for seating positions in motor vehicles which would be used in all referenced UN Regulations and GTRs. GRSG agreed that TF would prepare amendments proposals for the March 2024 session of GRSG to UN Regulations Nos. 35, 43, 46, 125, 166 and 167 and UN GTR No. 6 in the remit of GRSG which would move the references from R.E.3 and from the text of the UN GTR No. 6 to M.R.1. It was also agreed that the authorization to develop the amendments to UN GTRs Nos. 6, 7 and 14 would be coordinated with GRSP would be submitted at the March 2024 session of the Executive Committee of the 1998 Agreement (AC.3). Th aim was to have a complete set of amendments to UN Regulations, UN GTRs and M.R.1 at the November 2024 sessions of WP.29, AC.1 and AC.3.
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