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First Regular Session | 75th General Assembly
Colorado General Assembly
SB25B-004

Increase Transparency for Algorithmic Systems

Type Bill
Session 2025 Extraordinary Session
Subjects
Business & Economic Development Labor & Employment Telecommunications & Information Technology

Concerning measures effective no later than June 30, 2026, to increase transparency for algorithmic systems.

Bill Summary:

In 2024, the general assembly enacted Senate Bill 24-205, which created consumer protections in interactions with artificial intelligence systems. The act extends the effective date of the requirements of Senate Bill 24-205 to June 30, 2026.

APPROVED by Governor August 28, 2025

EFFECTIVE November 25, 2025
(Note: This summary applies to this bill as enacted.)

Prime Sponsors

Senator Robert Rodriguez

Senator

Robert Rodriguez

Representative Jennifer Bacon

Representative

Jennifer Bacon

Committees

Senate

Business, Labor, & Technology

Appropriations

House

Appropriations

Status

Became Law

Introduced

Passed

Became Law

Related Documents & Information

Date Version Documents
08/28/2025 Signed Act PDF
08/26/2025 Final Act PDF
08/26/2025 Rerevised PDF
08/25/2025 Revised PDF
08/25/2025 Reengrossed PDF
08/24/2025 Engrossed PDF
08/21/2025 Introduced PDF
Date Version Documents
08/25/2025 PA3 PDF
08/24/2025 PA2 PDF
08/21/2025 PA1 PDF
Date Version Documents
09/10/2025 FN4 PDF
08/25/2025 FN3 PDF
08/24/2025 FN2 PDF
08/21/2025 FN1 PDF
Date Version Documents
08/25/2025 SA2 PDF
08/22/2025 SA1 PDF
Activity Vote Documents
Adopt amendment L.040 The motion passed without objection. Vote summary
Refer Senate Bill 25B-004, as amended, to the Committee of the Whole. The motion passed on a vote of 8-3. Vote summary
Hearing Summary
|
Committee Report:  PDF
Activity Vote Documents
Adopt amendment L.011 The motion passed without objection. Vote summary
Adopt amendment L.018 The motion passed without objection. Vote summary
Adopt amendment L.020 The motion passed without objection. Vote summary
Adopt amendment J.006 The motion passed on a vote of 5-2. Vote summary
Refer Senate Bill 25B-004, as amended, to the Committee of the Whole. The motion passed on a vote of 4-3. Vote summary
Hearing Summary
|
Committee Report:  PDF
Activity Vote Documents
Hearing Summary
Activity Vote Documents
Adopt amendment L.001 The motion passed without objection. Vote summary
Adopt amendment L.002 The motion passed without objection. Vote summary
Adopt amendment L.003 The motion passed without objection. Vote summary
Adopt amendment L.005 The motion passed on a vote of 4-2. Vote summary
Refer Senate Bill 25B-004, as amended, to the Committee on Appropriations. The motion passed on a vote of 4-3. Vote summary
Hearing Summary
|
Committee Report:  PDF
Date Calendar Motion Vote Vote Document
08/26/2025 Third Reading BILL
48
AYE
14
NO
2
OTHER
 		Vote record
08/26/2025 Third Reading PERM
24
AYE
37
NO
3
OTHER
 		Vote record
08/26/2025 Third Reading PERM
22
AYE
40
NO
2
OTHER
 		Vote record
08/26/2025 Third Reading PERM
21
AYE
40
NO
3
OTHER
 		Vote record
Date Calendar Motion Vote Vote Document
08/26/2025 House Amendments REPASS
29
AYE
3
NO
3
OTHER
 		Vote record
08/26/2025 House Amendments CONCUR
31
AYE
1
NO
3
OTHER
 		Vote record
08/25/2025 Third Reading BILL
32
AYE
2
NO
1
OTHER
 		Vote record
08/25/2025 Third Reading AMEND (L.037)
34
AYE
0
NO
1
OTHER
 		Vote record
08/24/2025 Committee of the Whole COW * (S.002)
35
AYE
0
NO
0
OTHER
 		Vote record
08/24/2025 Committee of the Whole COW * (S.001)
13
AYE
22
NO
0
OTHER
 		Vote record
Date Amendment Number Committee/ Floor Hearing Status Documents
08/25/2025 L.040 HOU Appropriations Passed [*] PDF
08/25/2025 L.037 Third Reading Passed PDF
08/24/2025 S.002 Committee of the Whole Passed PDF
08/24/2025 S.001 Committee of the Whole Lost PDF
08/24/2025 L.027 Second Reading Lost [**] PDF
08/24/2025 L.028 Second Reading Passed [**] PDF
08/24/2025 L.025 Second Reading Passed [**] PDF
08/24/2025 L.023 Second Reading Passed [**] PDF
08/24/2025 J.006 SEN Appropriations Passed [*] PDF
08/24/2025 L.020 SEN Appropriations Passed [*] PDF
08/24/2025 L.018 SEN Appropriations Passed [*] PDF
08/24/2025 L.011 SEN Appropriations Passed [*] PDF
08/21/2025 L.005 SEN Business, Labor, & Technology Passed [*] PDF
08/21/2025 L.003 SEN Business, Labor, & Technology Passed [*] PDF
08/21/2025 L.002 SEN Business, Labor, & Technology Passed [*] PDF
08/21/2025 L.001 SEN Business, Labor, & Technology Passed [*] PDF

* Amendments passed in committee are not incorporated into the measure unless adopted by the full House or Senate.

** The status of Second Reading amendments may be subsequently affected by the adoption of an amendment to the Committee of the Whole Report. Refer to the House or Senate Journal for additional information.

Date Location Action
08/28/2025 Governor Governor Signed
08/26/2025 Governor Sent to the Governor
08/26/2025 House Signed by the Speaker of the House
08/26/2025 Senate Signed by the President of the Senate
08/26/2025 Senate Senate Considered House Amendments - Result was to Concur - Repass
08/26/2025 House House Third Reading Passed - No Amendments
08/25/2025 House House Second Reading Special Order - Passed with Amendments - Committee
08/25/2025 House House Committee on Appropriations Refer Amended to House Committee of the Whole
08/25/2025 House Introduced In House - Assigned to Appropriations
08/25/2025 Senate Senate Third Reading Passed with Amendments - Floor
08/24/2025 Senate Senate Second Reading Special Order - Passed with Amendments - Committee, Floor
08/24/2025 Senate Senate Committee of the Whole Amendment - Change from Passed to Lost
08/24/2025 Senate Senate Committee on Appropriations Refer Amended to Senate Committee of the Whole
08/21/2025 Senate Senate Committee on Business, Labor, & Technology Refer Amended to Appropriations
08/21/2025 Senate Introduced In Senate - Assigned to Business, Labor, & Technology
Effective Date Chapter # Title Documents
11/25/2025 3 Increase Transparency for Algorithmic Systems PDF

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