NHTSA Statutory Authorities 

TITLES 23 and 49, United States Code
Laws Administered by NHTSA

Motor Vehicle Safety - May 2013 (posted 6/22/2013) (PDF)
Highway Safety - May 2013 (posted 6/22/2013) (PDF)
PART C - Information, Standards, and Requirements - May 2013 (posted 6/22/2013) (PDF)

Moving Ahead for Progress in the 21st Century Act (MAP-21)

• MAP-21, as enacted (July 6, 2012; P.L. 112-141) (Text, PDF) (the PDF version totals 584 pages)
• Highway Safety Provisions (for reading or copying — counting the first page of MAP-21 as page #1 — see pages 328 - 353 of the PDF)
  • Open container, repeat offenders, and adjustments to highway safety penalty provisions (for reading or copying, see pages 152 – 156 of the PDF)
  • Extension of NHTSA’s Highway Safety Programs -- through fiscal year 2012 (for reading, see pages 577 – 578 of the PDF; for copying [due to a glitch in the document], copy pages 981 – 982 of the PDF)
• Motor Vehicle Safety Provisions (for reading or copying — counting the first page of MAP-21 as page #1, see pages 353 - 372 of the PDF)
• Motorcoach Safety (for reading, see pages 405 – 411 of the PDF; for copying [due to a glitch in the document], copy pages 809 – 815 of the PDF)
• Intelligent Transportation Systems (ITS) Research (for reading, see pages 493 – 501 of the PDF; for copying [due to a glitch in the document], copy pages 897 – 905 of the PDF)

Motor Vehicle Safety - May 2008 (PDF)

Authority to Promulgate Safety Standards for Retrofitting Commercial Motor Vehicles and Equipment (HTML, PDF)

National Driver Register - May 2006 (posted 5/10/2006) (HTML | PDF)

Highway Safety - May 2008 (PDF)

PART C - Information, Standards, and Requirements - May 2008 (PDF)

Safe, Accountable, Flexible, Efficient Transportation Equity Act (SAFETEA)

• SAFETEA-LU, as enacted (Aug. 10, 2005; P.L. 109-59) (HTML, PDF) (posted 11/15/2005
• Motor Vehicle Safety Provisions (HTML, PDF) (posted 08/7/2006)
• Highway Safety Provisions (HTML, PDF) (posted 08/7/2006)