In response to a GRSP request (ECE/TRANS/WP29/GRSP/53, para. 45) concerning the configuration of Child Restraint Systems (CRS) combining a base attached to the vehicle by ISOFIX anchorages with a shell installed on the base. This shell could also be used without the base and secured by an adult safety belt. This proposal aims at allowing the type approval of this configuration according to UN Regulation No. 129 in its first phase.

Text to introduce all the modifications needed in UN Regulation No. 129 (enhanced child restraint systems (ECRS)) suggested by the experts of the informal working group on child restraint systems (IWG CRS) to extend the scope of this regulation to non-integral Child Restraint Systems (“Universal Booster” or “Specific to vehicle Booster”) (Phase 2 of the UN Regulation).