2025 Regular Session • Colorado Legislature
HB1058: Not Guilty by Reason of Insanity Defense
Legislative Summary
Concerning modifications to the affirmative defense of not guilty by reason of insanity.
Demographic Impact
Overall analysis of equity impact
70% Positive
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Bill History
1/8/2025
Introduced In House - Assigned to Judiciary
House of Representatives
1/21/2025
House Committee on Judiciary Refer Amended to House Committee of the Whole
House of Representatives
1/24/2025
House Second Reading Special Order - Passed with Amendments - Committee
House of Representatives
1/27/2025
House Third Reading Passed - No Amendments
House of Representatives
1/29/2025
Introduced In Senate - Assigned to Judiciary
Senate
2/10/2025
Senate Committee on Judiciary Lay Over Unamended - Amendment(s) Failed
Senate
2/10/2025
Senate Committee on Judiciary Refer Unamended to Senate Committee of the Whole
Senate
2/13/2025
Senate Second Reading Laid Over Daily - No Amendments
Senate
2/14/2025
Senate Second Reading Passed - No Amendments
Senate
2/18/2025
Senate Third Reading Passed - No Amendments
Senate
3/5/2025
Signed by the Speaker of the House
House of Representatives
3/6/2025
Signed by the President of the Senate
Senate
3/7/2025
Sent to the Governor
3/14/2025
Governor Signed
Amendments
House Judiciary Amendment L.001
House Judiciary Amendment L.001
1/21/2025Adopted
Roll Call Votes
Senate: Third Reading Bill
2/18/2025
23
Yea
11
Nay
0
Not Voting
0
Absent
Result: PASSED
Senate Judiciary: Refer House Bill 25-1058 to the Committee of the Whole.
2/10/2025
5
Yea
2
Nay
0
Not Voting
0
Absent
Result: PASSED
House: Third Reading Bill
1/27/2025
56
Yea
6
Nay
0
Not Voting
3
Absent
Result: PASSED
House Judiciary: Adopt amendment L.001 (Attachment A)
1/21/2025
11
Yea
0
Nay
0
Not Voting
0
Absent
Result: PASSED
House Judiciary: Refer House Bill 25-1058, as amended, to the Committee of the Whole.
1/21/2025
8
Yea
2
Nay
0
Not Voting
1
Absent
Result: PASSED
Status Information
Current Status
Passed(3/14/2025)
Chamber
Senate
Sponsors
Republican: 1
Democrat: 20
Primary Sponsor
Mary Bradfield
Republican
Co-Sponsors (20)
Regina English
Democrat
Judith Amabile
Democrat
Dafna Michaelson Jenet
Democrat
Lisa Cutter
Democrat
Kyle Brown
Democrat
Chad Clifford
Democrat
Monica Duran
Democrat
Junie Joseph
Democrat
Javier Mabrey
Democrat
Julie McCluskie
Democrat
Gretchen Rydin
Democrat
Yara Zokaie
Democrat
Matt Ball
Democrat
James Coleman
Democrat
Julie Gonzales
Democrat
Iman Jodeh
Democrat
Cathy Kipp
Democrat
Janice Marchman
Democrat
Robert Rodriguez
Democrat
Michael Weissman
Democrat