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Regulatory Agencies
Agencies

Department of Regulatory Agencies
303-894-7855
1560 Broadway, Suite 110
Denver, CO 80202
Revenue
Agencies

Department of Revenue
303-205-5600
1881 Pierce St.
Lakewood, CO 80214
Secretary of State
Agencies

Department of State
303-894-2200
1700 Broadway, Suite 200
Denver, CO 80290
Treasury
Agencies

Department of the Treasury
303-866-2441
Fax: 303-866-2123
200 East Colfax Avenue
State Capitol, Suite 140
Denver, CO 80203
Transportation
Agencies

Department of Transportation
303-757-9011
Fax: 303-757-9201
2829 W. Howard Pl.
Denver, CO 80204
Energy Office
Agencies

Energy Office
303-866-2100
Fax: 303-866-2930
1580 Logan Street
Denver, CO 80203
Office of Economic Development & International Trade
Agencies

Office of Economic Development and International Trade
303-892-3840
Fax: 303-892-3848
1600 N. Broadway
Suite 2500
Denver, CO 80202
Local Affairs - Resiliency & Recovery Office
Agencies

Department of Local Affairs
303-866-4917
1313 Sherman Street
Room 518
Denver, CO 80203
Stakeholder Meeting #3: HB21-1095 Revisions to the Excavation Requirements Act

Stakeholder Meeting #3
Stakeholder Meeting #3: HB21-1095 Revisions to the Excavation Requirements Act

Stakeholder Meeting #3
Capitol Building Tours - Summer 2022
News

The Capitol is open Monday-Friday, 7:30-5:00.
Energy Office - Weatherization Assistance
Agencies

Energy Office
303-866-2100
Fax: 303-866-2930
1580 Logan Street
Denver, CO 80203
Energy Office - Transportation
Agencies

Energy Office
303-866-2100
Fax: 303-866-2930
1580 Logan Street
Denver, CO 80203
Energy Office - Energy Efficiency
Agencies

Energy Office
303-866-2100
Fax: 303-866-2930
1580 Logan Street
Denver, CO 80203
Energy Office - Energy in Colorado
Agencies

Energy Office
303-866-2100
Fax: 303-866-2930
1580 Logan Street
Denver, CO 80203
Transportation - Transportation Planning
Agencies

Department of Transportation
303-757-9011
Fax: 303-757-9201
2829 W. Howard Pl.
Denver, CO 80204
Transportation - Transit & Rail
Agencies

Department of Transportation
303-757-9011
Fax: 303-757-9201
2829 W. Howard Pl.
Denver, CO 80204
Transportation - High-Performance Transportation Enterprise (HPTE)
Agencies

Department of Transportation
303-757-9011
Fax: 303-757-9201
2829 W. Howard Pl.
Denver, CO 80204
Transportation - Express Lane
Agencies

Department of Transportation
303-757-9011
Fax: 303-757-9201
2829 W. Howard Pl.
Denver, CO 80204
Transportation - Environmental
Agencies

CDOT's environmental functions at headquarters are integrated within the Environmental Programs Branch (EPB) that is part of the Division of Transportation Development (DTD).
Department of Transportation
303-757-9011
Fax: 303-757-9201
2829 W. Howard Pl.
Denver, CO 80204