| Item | Obligations |
|---|---|
| Department of Transportation | $403M |
| Department of Defense | $16.3M |
| Department of Commerce | $852K |
| Department of Homeland Security | $434K |
| National Aeronautics and Space Administration | $251K |
Department of Transportation is Rohde and Schwarz Usa's largest federal customer, with $403M obligated (95.8% of the company's federal obligations).