This bill provides appropriations for the Departments of Transportation (DOT) and Housing and Urban Development (HUD), and several related agencies for the fiscal year ending September 30, 2026. It outlines detailed funding allocations for a wide array of programs and activities within these departments, aiming to support critical infrastructure, housing, and community development needs across the nation. For the Department of Transportation, the bill allocates funds for the Office of the Secretary , including for cybersecurity initiatives and research and technology. It provides $250 million for National Infrastructure Investments , prioritizing projects in disadvantaged communities and ensuring equitable geographic distribution. Significant funding is also directed to the Federal Aviation Administration (FAA) for operations, facilities, research, and airport grants, totaling over $18 billion, with specific provisions for air traffic control, aviation safety, and workforce development. The Federal Highway Administration (FHWA) receives an obligation limitation of over $62 billion for federal-aid highways and highway safety construction programs, alongside $1.1 billion for Highway Infrastructure Programs , which includes congressionally directed spending and competitive bridge programs. The bill also funds the Federal Motor Carrier Safety Administration (FMCSA) for safety operations and grants, and the National Highway Traffic Safety Administration (NHTSA) for traffic safety research and grants. The Federal Railroad Administration (FRA) is allocated funds for safety, research, intercity passenger rail partnerships, and consolidated rail infrastructure and safety improvements. It provides substantial grants to the National Railroad Passenger Corporation (Amtrak) for both Northeast Corridor and National Network activities, with specific directives regarding long-distance routes. The Federal Transit Administration (FTA) receives an obligation limitation of over $14 billion for transit formula grants and $140 million for transit infrastructure grants, including for ferry services and public safety in transit systems. For the Department of Housing and Urban Development, the bill appropriates funds for various Management and Administration offices and a substantial Information Technology Fund . It allocates over $33 billion for Tenant-Based Rental Assistance , primarily for renewing Section 8 contracts, and over $8 billion for the Public Housing Fund to support operations and capital improvements, including addressing lead-based paint hazards. The bill also provides $40 million for the Choice Neighborhoods Initiative to transform distressed communities and $4.5 billion for Homeless Assistance Grants , supporting emergency solutions, continuum of care programs, and initiatives for homeless youth. Additionally, it funds Native American Programs with over $1.3 billion for housing block grants and community development, and provides significant allocations for Project-Based Rental Assistance and housing for the elderly and persons with disabilities. Key administrative provisions across both departments include strict rules for reprogramming funds , requirements for congressional notification on grant awards and project changes, and various rescissions of unobligated balances from prior fiscal years. The bill also addresses issues such as Buy American Act compliance, Inspector General access to information, and procedures for terminating discretionary awards.