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Adepartment of transportation (DOT orDoT) is agovernment agency responsible for managingtransportation. The term is primarily used in theUnited States to describe atransportation authority that coordinates or oversees transportation-related matters within its jurisdiction.
In the United States, the largest DOT is theUnited States Department of Transportation, a federal agency that oversees interstate travel and numerous other transportation agencies.[1]
AllU.S. states have their DOTs, responsible for managing and overseeing transportation,transportation-related infrastructure, andtransportation safety in their respective states. They provide enforcement through DOT officers within their respective jurisdictions.
Though the term "Department of Transportation" is most associated with the United States,[citation needed] the term has been used in various forms for other countries' transportation authorities.