DEPARTMENT OF TRANSPORTATION

National Highway Traffic Safety Administration

49 CFR Part 571

Docket No. NHTSA-03-15351

RIN 2127-AI34

Federal Motor Vehicle Safety Standards;

Child Restraint Systems


     

    AGENCY:  National Highway Traffic Safety Administration (NHTSA), Department of Transportation.

    ACTION:  Final rule.

    SUMMARY:  This document makes a number of revisions to the Federal safety standard for child restraint systems, including amendments for incorporating improved test dummies and updated procedures used to test child restraints and extension of the standard to apply it to child restraints recommended for use by children up to 65 pounds (30 kilograms). This action strengthens the technical underpinnings of the standard and ensures that a firmer foundation is laid for possible technical improvements in the future. Child restraints will be tested using the most advanced test dummies available today and tested to conditions representing current model vehicles. This final rule fulfills the mandate of the Transportation Recall Enhancement, Accountability and Documentation Act of 2000 that the agency undertake rulemaking on the safety of child restraints.

    DATES:  The amendments made in this rule are effective [INSERT DATE 180 DAYS AFTER DATE OF PUBLICATION IN THE FEDERAL REGISTER]. The incorporation by reference of certain publications listed in the rule is approved by the Director of the Federal Register as of [INSERT DATE 180 DAYS AFTER DATE OF PUBLICATION IN THE FEDERAL REGISTER]. If you wish to petition for reconsideration of this rule, your petition must be received by [INSERT DATE 45 DAYS AFTER DATE OF PUBLICATION IN THE FEDERAL REGISTER].

    ADDRESSES:  If you wish to petition for reconsideration of this rule, you should refer in your petition to the docket number of this document and submit your petition to:� Administrator, Room 5220, National Highway Traffic Safety Administration, 400 Seventh Street S.W., Washington, D.C., 20590.

    FOR FURTHER INFORMATION CONTACT:

    For non-legal issues, you may call Mike Huntley of the NHTSA Office of Crashworthiness Standards, at 202-366-0029.

    For legal issues, you may call Deirdre Fujita of the NHTSA Office of Chief Counsel, at 202-366-2992.

    You may send mail to both of these officials at the National Highway Traffic Safety Administration, 400 Seventh St., S.W., Washington, D.C., 20590.

    SUPPLEMENTARY INFORMATION:


    TABLE OF CONTENTS

    1. EXECUTIVE SUMMARY

    2. BACKGROUND

    3. THE TREAD ACT

    4. RESPONSIBLE REGULATION

    5. RESPONSE TO THE TREAD ACT

      1. NPRM For This Final Rule
      2. ANPRM On Side Impact Protection
      3. TREAD Programs on Labeling and Consumer Information

    6. POST-NPRM TESTING

    7. SUMMARY OF COMMENTS ON THE NPRM

      1. General Comments on the Proposals
      2. Updated Bench Seat
      3. Crash Pulse
      4. New Dummies
      5. Application of the Standard
      6. Injury Criteria

    8. AMENDMENTS
      1. Updated Bench Seat
        1. Post-NPRM Test Program
          1. Seat Back Rotation
          2. HIC Measurements
          3. Chest Acceleration
          4. Head Excursion
          5. Knee Excursion
          6. Summary of PAX Testing
        2. Response to Comments
          1. Seat Back and Cushion Angles
          2. Belt Systems On The Standard Seat Assembly
          3. Fixed Seat Back
          4. Future Work

      2. Crash Pulse
        1. On Widening The Corridor
        2. Increase Pulse Severity
        3. Decrease Pulse Severity

      3. New Dummies
        1. Post-NPRM Test Program
          1. Tests With The 3-Year-Old Dummies
          2. Tests With The 6-Year-Old Dummies
        2. Commenters Generally Supportive
          1. Hybrid III 6-Year-Old Dummy
          2. Weighted 6-Year-Old Dummy
        3. Specific Issues Relating To The Use Of The New Dummies In Standard No. 213
          1. Seat Back Height Requirement
          2. Padding Requirement
        4. Leadtime

      4. Application of the Standard

      5. Injury Criteria
        1. Post-NPRM Testing
          1. JPMA
          2. NHTSA Series I and II
          3. Results of JPMA and NHTSA Series I and II
          4. NHTSA Series III
        2. Comments and Conclusions
          1. Head Injury Criterion (HIC)
          2. Chest Injury Criteria
          3. Neck

      6. Leadtime

    9. REGULATORY NOTICES AND ANALYSES