Installment Agreement
- Alamosa
- Aurora
- Aurora 2
- Aurora 3
- Boulder
- Buena Vista
- Denver
- Castle Pines
- Centennial
- Centennial 2
- Colorado Springs
- Colorado Springs 2
- Cortez
- Denver
- Denver 2
- Denver 3
- Dillon
- Eaton
- Eaton 2
- Erie
- Erie 2
- Fort Collins
- Glenwood Springs
- Greeley
- Greeley 2
- Johnstown
- Loma
- Longmont
- Parker
- Parker 2
- Vail
- Westminster
- Westminster 2
- Westminster 3
- Westminster 4
- Wheat Ridge
- Wheat Ridge 2
- Windsor
Offer In Compromise
Penalty Abatement
Currently Not Collectible