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Colorado Building Codes

NOTICE:

The following codes and standards are enforced by the Colorado Department of Public Safety, Division of Fire Prevention and Control:

2021 International Building Code
2021 International Mechanical Code
2021 International Energy Conservation Code
2021 International Existing Building Code
2021 International Residential Code
2021 International Fire Code
2021 International Wildland-Urban Interface Code
2012 NFPA 101 Life Safety Code
2019 NFPA 13
2019 NFPA 72 National Fire Alarm and Signaling Code

The Colorado State Plumbing Board adopts and incorporates by reference as part of the Colorado Plumbing Code the following:

2018 International Plumbing Code
2018 International Residential Code

The Colorado State Plumbing Board adopts and incorporates by reference as part of the Colorado Fuel Gas Code the following:

2018 International Fuel Gas Code
2018 International Residential Code

The Office of the State Architect (OSA) adopts as minimum requirements are to be applied to all construction at state agencies and institutions of higher education owned facilities the following:

2018 International Building Code
2018 International Existing Building Code
2018 International Mechanical Code
2018 International Energy Conservation Code
2018 International Fire Code

The codes adopted by OSA are listed in the "2019" Year above.

INCORPORATED UPDATES

2021 Colorado Building Codes

Department of Regulatory Agencies
State Plumbing Board
Plumbing Rules and Regulations
3 CCR 720-1
Rule Version ID : 9870
effective December 15, 2021
Original document
Department of Regulatory Agencies
State Electrical Board
State Electrical Board Rules and Regulations
3 CCR 710-1
Rule Version ID : 9614
effective July 15, 2021
Original document
Building and Fire Code Adoption and Certification of
Inspectors for Fire & Life Safety Programs
Administered by the State of Colorado
8 CCR 1507-101
Rule Version ID : 9568
effective June 30, 2021
Original document
Department of Regulatory Agencies
State Plumbing Board
Plumbing Rules and Regulations
3 CCR 720-1
Rule Version : 8778
effective June 14, 2020
Original document
Department of Regulatory Agencies
State Plumbing Board
Plumbing Rules and Regulations
3 CCR 720-1
Rule Version ID : 8311
effective October 01, 2019
Original document

2019 Colorado Building Codes

Modifications to Standard OSA Documents
revised July 1, 2020
Original document
Approved State Building Codes
revised July 2020
Original document

2015 Colorado Building Codes

Approved State Building Codes
revised July 2017
Original document


Notice:

The building codes and standards listed above are adopted by the Office of the State Architect as minimum requirements to all construction at state agencies and institutions of higher education owned facilities. The 2015 International Fire Code is still adopted by the Department of Public Safety/Division of Fire Prevention and Control (DFPC).
FURTHER INFORMATION

Colorado Agencies

The building codes of Colorado adopt the the International Building Code 2021 (IBC 2021), International Residential Code 2021 (IRC 2021), International Residential Code 2018 (IRC 2018), International Existing Building Code 2021 (IEBC 2021), International Fire Code 2021 (IFC 2021), International Plumbing Code 2018 (IPC 2018), International Mechanical Code 2021 (IMC 2021), International Fuel Gas Code 2018 (IFGC 2018), International Energy Conservation Code 2021 (IECC 2021), International Wildland-Urban Interface Code 2021 (IWUIC 2021), ICC 500-2020, ICC/NSSA Standard for the Design and Construction of Storm Shelters, Accessible and Usable Buildings and Facilities, 2017, Standard for the Installation of Sprinkler Systems, 2019, Compressed Gases and Cryogenic Fluids Code, 2020, National Electrical Code, 2020, Standard for Emergency and Standby Power Systems, 2019, Energy Standard for Buildings Except Low-Rise Residential Buildings, 2019, Ventilation of Health Care Facilities, 2017, Safety Code for Elevators and Escalators, 2019, Building Code Requirements for Structural Concrete 2019, National Fire Alarm and Signaling Code, 2019, and the Life Safety Code, 2012.
Colorado building codes, including the fire and residential codes

Colorado Agencies

Office of the State Architect
Website: https://www.colorado.gov/osa
Address: 1525 Sherman Street, Fifth Floor, Denver, CO 80203
Email: dpa_statebuildings@state.co.us
Phone: 303-866-4316

State Plumbing Board
Website: https://dpo.colorado.gov/Plumbing
Address: 1560 Broadway, Suite 1350, Denver, CO 80202
Email: dora_dpo_licensing@state.co.us
Phone: 303-894-7800

Division of Fire Prevention and Control
Website: https://dfpc.colorado.gov
Address: 690 Kipling Street, STE 2000, Lakewood, CO 80215
Phone: 303-239-4600
Fax: 303-239-5887