to clarify the requirements for the type approval of booster seats in the over 135 cm category,
to update a reference with the new European Committee for Standardization (CEN) published EN 71-3:2019 on 10 April 2019,
to delete a cut-and-paste error in Annex 6, Appendix 2 taken from UN R44 referring to ECRS as in the “restricted” category which does not exist in UN R129,
to reconcile and consolidate various references to tolerances for the internal geometry assessment, and
to exclude the head acceleration criterion in certain cases of contact when testing booster cushions with the larger Q-dummies, in particular the Q10, due to dummy rebound over the back of the test bench during a frontal test.
32. The expert from Spain introduced ECE/TRANS/WP.29/GRSP/2018/17 and ECE/TRANS/WP.29/GRSP/2018/18 which clarify that an i-Size booster seat (Non-Integral Enhanced Child Restraint System) can accommodate children with a maximum stature of 135 cm. The expert from CLEPA introduced GRSP-63-28, explaining that the current text of the UN Regulation is consistent with the approach for backrest angle and that an adjustment for over 135 was a “comfort feature”. GRSP agreed to resume discussion on this subject on the basis of revised proposals.