Department of Transportation
To improve the quality of life for all American people and communities, from rural to urban, and to increase the productivity and competitiveness of American workers and businesses.
U.S. Department of Transportation Administrations
Aug 23, 2021 · The top priorities at DOT are to keep the traveling public safe and secure, increase their mobility, and have our transportation system contribute to the nation's economic growth. DOT …
Regulatory Information | US Department of Transportation
Aug 28, 2025 · MOST REQUESTED INFORMATION Rulemaking Requirements The Rulemaking Process HELPFUL REGULATORY LINKS Regulations.gov Federal Register RegInfo.gov eCFR …
Contact Us - Department of Transportation
Feb 25, 2021 · Call Us DOT Customer Service Center: 202-366-4000* Monday through Friday between 8:30 am and 5:30 pm Eastern Time excluding Federal Holidays. Mail Us Correspondence to the …
DOT Guidance Portal | US Department of Transportation
Jan 12, 2023 · Welcome to the DOT Guidance Portal. This web portal is a searchable, indexed database, that contains all guidance documents issued by DOT and its nine operating …
Newsroom | US Department of Transportation
3 days ago · April 20, 2026 Trump’s Transportation Secretary Sean P. Duffy to Invest Nearly $5 Billion into Amtrak’s Northeast Rail Corridor, including New York Penn Station and Washington Union Station
Infrastructure Investment and Jobs Act - Department of Transportation
The Infrastructure Investment and Jobs Act (IIJA) makes historic investments in the transportation sector: improving public safety and creating jobs across the country.
Trucking and Motorcoaches | US Department of Transportation
Federal Motor Carrier Safety Administration (FMCSA) Responsible for regulating and providing safety oversight of commercial motor vehicles.
Aviation | US Department of Transportation
Transportation Security Administration (TSA) Exists to protect the nation's transportation systems to ensure freedom of movement.
DOT State Contacts | US Department of Transportation
Mar 9, 2022 · DOT staff across the country work with their partners in state and local government, along with other stakeholders, to help deliver infrastructure projects and provide technical assistance.