Colorado · 2025 First Extraordinary Session · Bill
SB 4: Increase Transparency for Algorithmic Systems
Enacted Official data
- Introduced
- In committee
- Passed one chamber
- Passed both chambers
- Enacted
Last official action: ·Record last updated:
Plain-language summary
SB 4 is a bill introduced in the Colorado Senate on August 21, 2025. According to its official title, it concerns: Increase Transparency for Algorithmic Systems. Primary sponsor: J. Bacon, R. Rodriguez. It lists 21 additional sponsors. Most recent recorded action (August 28, 2025): Governor Signed.
Generated automatically from the official title, sponsor list, and status record only. It does not characterize the bill’s purpose or effects. How summaries are written
Official summary
Abstract published by the legislature (via Open States). Text as published by the legislature; reproduced verbatim.
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, 2025EFFECTIVE November 25, 2025(Note: This summary applies to this bill as enacted.)
Sponsors
| Name | Role | Party | Chamber | District |
|---|---|---|---|---|
| J. Bacon | Primary sponsor | Not applicable (committee) | — | — |
| R. Rodriguez | Primary sponsor | Not applicable (committee) | — | — |
| J. Amabile | Co-sponsor | Not applicable (committee) | — | — |
| M. Baisley | Co-sponsor | Not applicable (committee) | — | — |
| M. Ball | Co-sponsor | Not applicable (committee) | — | — |
| S. Bird | Co-sponsor | Not applicable (committee) | — | — |
| M. Carter | Co-sponsor | Not applicable (committee) | — | — |
| J. Coleman | Co-sponsor | Not applicable (committee) | — | — |
| M. Duran | Co-sponsor | Not applicable (committee) | — | — |
| C. Espenoza | Co-sponsor | Not applicable (committee) | — | — |
| T. Exum | Co-sponsor | Not applicable (committee) | — | — |
| L. Frizell | Co-sponsor | Not applicable (committee) | — | — |
| J. Gonzales | Co-sponsor | Not applicable (committee) | — | — |
| R. Gonzalez | Co-sponsor | Not applicable (committee) | — | — |
| B. Kirkmeyer | Co-sponsor | Not applicable (committee) | — | — |
| W. Lindstedt | Co-sponsor | Not applicable (committee) | — | — |
| J. Marchman | Co-sponsor | Not applicable (committee) | — | — |
| J. McCluskie | Co-sponsor | Not applicable (committee) | — | — |
| B. Pelton | Co-sponsor | Not applicable (committee) | — | — |
| R. Pugliese | Co-sponsor | Not applicable (committee) | — | — |
| C. Simpson | Co-sponsor | Not applicable (committee) | — | — |
| M. Snyder | Co-sponsor | Not applicable (committee) | — | — |
| R. Taggart | Co-sponsor | Not applicable (committee) | — | — |
“Support” is shown only as formal sponsorship recorded by the legislature. Roll-call votes are available on the official bill page.
Recent official actions
- Governor Signed
- House Third Reading Passed - No Amendments
- Senate Considered House Amendments - Result was to Concur - Repass
- Signed by the President of the Senate
- Signed by the Speaker of the House
- Sent to the Governor
- Senate Third Reading Passed with Amendments - Floor
- Introduced In House - Assigned to Appropriations
- House Committee on Appropriations Refer Amended to House Committee of the Whole
- House Second Reading Special Order - Passed with Amendments - Committee
- Senate Committee on Appropriations Refer Amended to Senate Committee of the Whole
- Senate Committee of the Whole Amendment - Change from Passed to Lost
Showing 12 most recent of 15 actions. Full history