Policy
Resource Directorate and Program Directorate
The Resource Directorate serves as the focal point for resource oversight for the Office of the Under Secretary and the organizational offices; OST-P, OST-X, OST-Z, OST-F and OST-R offices. The Resource Directorate is a direct report of the Executive Director, S3. The Administrative...
Office of the Assistant Secretary for Aviation and International Affairs
The Office of Aviation and International Affairs is responsible for the analysis, development, articulation, and review of policies, programs, and plans for economic issues in domestic aviation and international transportation.
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Office of the Assistant Secretary for Transportation Policy (OST-P)
The Office of the Assistant Secretary for Transportation Policy is the office primarily responsible for recommending transportation policy initiatives to the Secretary, Deputy Secretary, and Under Secretary. In addition, the office coordinates initiatives that cut across modes. The...
Economic Strength: Creating reliable and efficient access to resources, markets and good-paying jobs
Investment in transportation infrastructure, such as roads, ports, railways, and public transit systems, facilitates the efficient movement of goods and people, reducing costs for businesses and individuals alike. Enhanced transportation networks can attract investment and spur...
Transformation: Research and innovation for a modernizing transportation system
Biden-Harris Administration’s goals around creating high quality jobs, achieving racial equity and increasing opportunity for all Americans, and tackling the climate crisis drive transformation in the U.S. Department of Transportation. Innovations should reduce deaths and serious...
Office of the Assistant Secretary for Multimodal Freight Infrastructure and Policy (OST-F)
The Office of the Assistant Secretary for Multimodal Freight Infrastructure and Policy is responsible for carrying out the national multimodal freight policy. The Assistant Secretary exercises executive direction over three subordinate offices:
Office of...
Office of the Assistant Secretary for Research and Technology (OST-R)
Administers the programs of the Office of the Assistant Secretary for Research and Technology (OST-R) and advises and assists the Secretary, Deputy Secretary, and the Under Secretary for Policy in matters pertinent to OST-R and its functions.
The Volpe National...
Build America Bureau
The Build America Bureau (National Surface Transportation and Innovative Finance Bureau), advances investment in America’s transportation infrastructure by lending federal funds to qualified borrowers; clearing roadblocks for creditworthy projects; encouraging best practices in...
Leadership and Key Officials
The Office of the Under Secretary comprises multiple offices with a broad range of functions and missions, including domestic and international transportation policy development and implementation, economic and legislative analysis, regulatory oversight, credit assistance, and innovative financing opportunities.