Title 23
Highways
Words
389,766
Structure
3
chapters · 75 parts · 987 sections
Last amended
September 23, 2026
Issued September 23, 2026
Agencies
2
hold references inside this title
Administered by
Chapters
-
310,139 57 parts
Federal Highway Administration, Department of Transportation
-
37,901 12 parts
Federal Highway Administration, Department of Transportation · National Highway Traffic Safety Administration, Department of Transportation
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41,726 6 parts
National Highway Traffic Safety Administration, Department of Transportation