CHILD SAFETY SEATS.

SEC. 31501. CHILD SAFETY SEATS.(a) Side Impact Crashes.—Not later than 2 years after the date of enactment of this Act, the Secretary shall issue a final 126 STAT. 774 rule amending Federal Motor Vehicle Safety Standard Number 213 to improve the protection of children seated in child restraint systems during side impact crashes.(b) Frontal Impact Test Parameters.—(1) Commencement.—Not later than 2 years after the date of enactment of this Act, the Secretary shall commence a rulemaking proceeding to amend the standard seat assembly specifications under Federal Motor Vehicle Safety Standard Number 213 to better simulate a single representative motor vehicle rear seat.(2) Final rule.—Not later than 4 years after the date of enactment of this Act, the Secretary shall issue a final rule pursuant to paragraph (1).