| Item | Obligations |
|---|---|
| Department of Energy | $6.9B |
| Department of Defense | $1.5B |
| Department of Justice | $722M |
| Department of Veterans Affairs | $517M |
| Department of Health and Human Services | $254M |
| Department of Homeland Security | $203M |
| Department of Education | $198M |
| Department of Agriculture | $84.6M |
| General Services Administration | $74M |
| Environmental Protection Agency | $58.1M |
Department of Energy was the top federal buyer in Tennessee, obligating $6.9B (64.7% of the state total).