| Item | Obligations |
|---|---|
| Department of Veterans Affairs | $548M |
| Department of Homeland Security | $246M |
| Department of Health and Human Services | $138M |
| Department of Defense | $132M |
| Department of Commerce | $55.7M |
| Department of Transportation | $51.4M |
| Department of the Interior | $27.8M |
| Environmental Protection Agency | $13.8M |
| Social Security Administration | $6.2M |
| Nuclear Regulatory Commission | $5.3M |
Department of Veterans Affairs is Dell Federal Systems L P's largest federal customer, with $548M obligated (44.4% of the company's federal obligations).