| Item | Obligations |
|---|---|
| Department of Energy | $7.5B |
| Department of Defense | $1.7B |
| Department of Justice | $743M |
| Department of Veterans Affairs | $581M |
| Department of Homeland Security | $269M |
| Department of Health and Human Services | $262M |
| Department of Education | $201M |
| Department of Agriculture | $103M |
| General Services Administration | $89.6M |
| Environmental Protection Agency | $59.3M |
Department of Energy was the top federal buyer in Tennessee, obligating $7.5B (64.3% of the state total).