Justification of submissions GRSP/2015/20 and GRSP/2015/29 (proposals to introduce an integral fixture for lateral (lie flat, carry cot) child restraint systems).

Further refinements to the formal proposal to amend UN R129 with regard to non-integral CRS. This informal document effectively updates the formal proposal in GRSP/2015/24.

Updated proposal from the CRS informal group to introduce phase 2 amendments related to the booster-seat CRS category (booster seat with backrest) into UN R129. This informal document effectively supersedes the formal proposal in GRSP/2015/31.

Completion of missing Integral fixtures for Regulation 129. The Universal Fixture was compatible with 39 of 40 vehicle types (97.5%) tested, but a lateral fixture (lie flat, carry cot) is needed for certain special cases.

Proposal to introduce test procedures from the US FMVSS 302 with regard to the burning behavior/flammability of materials used in child restraint systems. The proposal requests a GRSP decision on the maximum burn rate limit.

US comments on child restraint systems based upon NHTSA’s National Child Restraint Use Special Study (NCRUSS), including recommendations on their installation, use, and testing thresholds.

Presentation in support of the proposal (document GRSP-58-16) to amend the toxicity and flammability declarations via references to EN71.

Proposal to amend the toxicity and flammability declarations via references to EN71 (European safety standards).

Proposal to amend the toxicity and flammability provisions. This proposal runs in parallel with the proposal to amend the 00 series of amendments (document GRSP-58-32).