2025 Regular Session • Colorado Legislature
SB321: Motor Vehicle Emissions Inspection Facilities
Legislative Summary
Concerning measures to address air pollution levels related to the operation of motor vehicles in areas that do not meet federal national ambient air quality standards.
Demographic Impact
Overall analysis of equity impact
60% Positive
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Bill History
4/29/2025
Introduced In Senate - Assigned to Transportation & Energy
Senate
4/30/2025
Senate Committee on Transportation & Energy Refer Unamended to Finance
Senate
5/1/2025
Senate Committee on Finance Refer Amended to Appropriations
Senate
5/2/2025
Senate Committee on Appropriations Refer Unamended - Consent Calendar to Senate Committee of the Whole
Senate
5/2/2025
Senate Second Reading Special Order - Passed with Amendments - Committee
Senate
5/5/2025
Senate Third Reading Passed with Amendments - Floor
Senate
5/5/2025
Introduced In House - Assigned to Appropriations
House of Representatives
5/6/2025
House Committee on Appropriations Refer Unamended to House Committee of the Whole
House of Representatives
5/6/2025
House Second Reading Special Order - Passed - No Amendments
House of Representatives
5/7/2025
House Third Reading Passed - No Amendments
House of Representatives
5/15/2025
Signed by the President of the Senate
Senate
5/15/2025
Signed by the Speaker of the House
House of Representatives
5/15/2025
Sent to the Governor
Amendments
Second Reading Amendment L.009
Second Reading Amendment L.009
5/6/2025Not Adopted
Second Reading Amendment L.010
Second Reading Amendment L.010
5/6/2025Not Adopted
Second Reading Amendment L.011
Second Reading Amendment L.011
5/6/2025Not Adopted
Third Reading Amendment L.008
Third Reading Amendment L.008
5/5/2025Adopted
Senate Finance Amendment L.003
Senate Finance Amendment L.003
5/1/2025Adopted
Roll Call Votes
House: Third Reading Bill
5/7/2025
44
Yea
20
Nay
0
Not Voting
1
Absent
Result: PASSED
House Appropriations: Refer Senate Bill 25-321 to the Committee of the Whole.
5/6/2025
8
Yea
3
Nay
0
Not Voting
0
Absent
Result: PASSED
Senate: Third Reading Bill
5/5/2025
31
Yea
4
Nay
0
Not Voting
0
Absent
Result: PASSED
Senate: Third Reading Amend (l.008)
5/5/2025
35
Yea
0
Nay
0
Not Voting
0
Absent
Result: PASSED
Senate Appropriations: Refer Senate Bill 25-321 to the Committee of the Whole and with a recommendation that it be placed on the consent calendar.
5/2/2025
7
Yea
0
Nay
0
Not Voting
0
Absent
Result: PASSED
Senate Finance: Refer Senate Bill 25-321, as amended, to the Committee on Appropriations.
5/1/2025
9
Yea
0
Nay
0
Not Voting
0
Absent
Result: PASSED
Senate Finance: Adopt amendment L.003 (Attachment D)
5/1/2025
9
Yea
0
Nay
0
Not Voting
0
Absent
Result: PASSED
Senate Transportation & Energy: Refer Senate Bill 25-321 to the Committee on Finance.
4/30/2025
7
Yea
0
Nay
0
Not Voting
2
Absent
Result: PASSED
Status Information
Current Status
Enrolled(5/15/2025)
Chamber
House of Representatives
Sponsors
Republican: 2
Democrat: 14
Primary Sponsor

Barbara Kirkmeyer
Republican
Co-Sponsors (15)
Robert Rodriguez
Democrat
Ryan Gonzalez
Republican
Junie Joseph
Democrat
Judith Amabile
Democrat
Cathy Kipp
Democrat
Katie Wallace
Democrat
Faith Winter
Democrat
Andrew Boesenecker
Democrat
Chad Clifford
Democrat
Monica Duran
Democrat
Mandy Lindsay
Democrat
Julie McCluskie
Democrat
Emily Sirota
Democrat
Lesley Smith
Democrat
Brianna Titone
Democrat