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Laws & Regulations

Statutory Authorities

Titles 23 and 49, United States Code

Laws Administered by NHTSA

Motor Vehicle Safety - May 2013
Highway Safety - May 2013
PART C - Information, Standards, and Requirements - May 2013

Fixing America's Surface Transportation Act (FAST Act)

The Fixing America’s Surface Transportation Act, or “FAST Act,” was signed into law on December 4, 2015. The FAST Act authorized $2.7 billion in funding for the Section 402 Highway Safety Programs and Section 405 National Priority Safety Programs for fiscal years 2016 through 2020.

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

Motor Vehicle Safety - May 2008

Authority to Promulgate Safety Standards for Retrofitting Commercial Motor Vehicles and Equipment (HTMLPDF)

National Driver Register - May 2006 (HTML | PDF)

Highway Safety - May 2008

PART C - Information, Standards, and Requirements - May 2008

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

  • SAFETEA-LU, as enacted (Aug. 10, 2005; P.L. 109-59) (HTMLPDF)
  • Motor Vehicle Safety Provisions (HTMLPDF)
  • Highway Safety Provisions (HTMLPDF)