Tire Chain Traction Control Device Permit
Summary
The act creates a permit that is issued by the department of transportation (department). The permit authorizes the holder to, for a fee, install or remove tire chains or alternate traction devices at a location designated in the permit. The department may place conditions on the permit concerning the safe and orderly movement of traffic. The department is instructed to avoid issuing permits in a manner that creates a monopoly-type situation for a permit holder at a specific location. The department may charge a fee to issue a permit to an applicant. The fee must be set in an amount to offset the direct and indirect costs of issuing these permits. The department will adopt rules to implement the act. The rules must include: The procedures for issuing a permit, the procedures for revoking a permit, and the qualifications to be issued a permit; and A requirement that the individuals installing tire chains or alternate traction devices wear reflective clothing and use appropriate signs and traffic control devices. A rental car company is required to notify its car renters of the requirements of and penalties for violating the chain law. Colorado law already authorizes the department to close roads during winter weather conditions unless a motor vehicle meets traction equipment requirements. The act also authorizes a 4-wheel-drive vehicle with tires that are imprinted by a manufacturer with a mountain-snowflake, "M&S", "M+S", or "M/S" symbol or that are all-weather rated by the manufacturer to travel on roads that the department restricts for winter weather conditions. (Note: This summary applies to this bill as enacted.)
Bill status
signed
all 5 stages cleared
Introduction
Jan 2025
Committee Review
Apr 2025
Senate Passage
Apr 2025
House Passage
Apr 2025
Signed into Law
May 2025
Introduced Jan 22, 2025
Signed May 15, 2025
Maddy AI version diff · 7 comparisons
What changed between versions
Revised (04/29/2025)
→
PA1 (02/13/2025)
·
4 edits
MODERATE
The bill was amended to change its status from a revised version to a preamended version, indicating that the changes reflect committee amendments not yet adopted by the full legislature. The substantive changes include new provisions for permit fees to be credited to the Highway Users Tax Fund, liability protections for the Department of Transportation, and new requirements for permit holders to wear reflective clothing and use traffic control devices when installing traction devices.
Scope change
The bill's scope remains focused on permitting tire chain installation, but new operational requirements and funding mechanisms have been added.
FISCAL
Added provision requiring the State Treasurer to credit permit fees to the Highway Users Tax Fund.
ENFORCEMENT
Added liability protection for the Department of Transportation, stating the department assumes no responsibility for permit holder actions and is not liable for damages related to permit holder acts or omissions.
REQUIREMENT
Added requirement that individuals installing tire chains or traction devices must wear reflective clothing and use appropriate signs and traffic control devices.
Added requirement for the Department of Transportation to adopt rules covering permit issuance procedures, applicant qualifications, permit revocation procedures, and operational safety requirements.
Floor votes · Senate Apr 21, 2025 · House Apr 30, 2025
How they voted
32–2
Passed
Total votes 34
Apr 21, 2025
D
Democratic22
100% Yea
R
Republican12
83% Yea
Vote distribution
All Yea
All Nay
Mixed
No data
Full legislative history
Actions timeline
Total actions
15
Key actions
5
Committee
5
May 15, 2025
Signed into law
Governor Signed
executive
Apr 30, 2025
Lower · Passed
House Third Reading Passed - No Amendments
lower
Apr 29, 2025
Lower · Passed
House Committee on Appropriations Refer Unamended to House Committee of the Whole
lower
Apr 24, 2025
Committee
House Committee on Finance Refer Unamended to Appropriations
lower
Apr 22, 2025
Committee
House Committee on Transportation, Housing & Local Government Refer Unamended to Finance
lower
Apr 21, 2025
Introduced
Introduced In House - Assigned to Transportation, Housing & Local Government
lower
Apr 21, 2025
Upper · Passed
Senate Third Reading Passed - No Amendments
upper
Apr 15, 2025
Upper · Passed
Senate Committee on Appropriations Refer Unamended to Senate Committee of the Whole
upper
Feb 12, 2025
Committee
Senate Committee on Transportation & Energy Refer Amended to Appropriations
upper
Jan 22, 2025
Introduced
Introduced In Senate - Assigned to Transportation & Energy
upper
4 primary · 26 co-sponsors
Sponsors
Role
Legislator
Party
State
District
P
Dylan Roberts
DDemocratic
P
Elizabeth Velasco
DDemocratic
P
Marc Catlin
RRepublican
P
Meghan Lukens
DDemocratic
Co
Alex Valdez
DDemocratic
Co
Brianna Titone
DDemocratic
Co
Chad Clifford
DDemocratic
Co
Dafna Michaelson Jenet
DDemocratic
Co
Iman Jodeh
DDemocratic
Co
Janice Marchman
DDemocratic
Co
Javier Mabrey
DDemocratic
Co
Jeff Bridges
DDemocratic
Co
Jennifer Bacon
DDemocratic
Co
Judy Amabile
DDemocratic
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