SB 25B-004
  • Introduced
    Aug 21, 2025
  • Passed Senate
    Aug 25, 2025
  • Passed House
    Aug 26, 2025
  • Became Law
    Aug 28, 2025
SB 25B-004
Colorado Senate Bill
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Concerning measures effective no later than June 30, 2026, to increase transparency for algorithmic systems.
Last Action See all actions
executive • Aug 28, 2025: Governor Signed
Latest Bill Text See all bill texts
Signed Act (08/28/2025)

Summary

Comments on SB 25B-004

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Votes
Aug 21, 2025, Senate
Senate Business, Labor, & Technology, Adopt amendment L.001 -- The motion passed without objection.
YES: 0
NO: 0
OTHER: 0
YES: 0

NO: 0

    OTHER: 0
    Sources
    Aug 21, 2025, Senate
    Senate Business, Labor, & Technology, Adopt amendment L.005 -- The motion passed on a vote of 4-2.
    YES: 4
    NO: 2
    OTHER: 1
    YES: 4

    NO: 2

    EXCUSED: 1

    Sources
    Aug 21, 2025, Senate
    Senate Business, Labor, & Technology, Adopt amendment L.002 -- The motion passed without objection.
    YES: 0
    NO: 0
    OTHER: 0
    YES: 0

    NO: 0

      OTHER: 0
      Sources
      Aug 21, 2025, Senate
      Senate Business, Labor, & Technology, Refer Senate Bill 25B-004, as amended, to the Committee on Appropriations. -- The motion passed on a vote of 4-3.
      YES: 4
      NO: 3
      OTHER: 0
      YES: 4

      NO: 3

      OTHER: 0
      Sources
      Aug 21, 2025, Senate
      Senate Business, Labor, & Technology, Adopt amendment L.003 -- The motion passed without objection.
      YES: 0
      NO: 0
      OTHER: 0
      YES: 0

      NO: 0

        OTHER: 0
        Sources
        Aug 24, 2025, Senate
        Committee of the Whole, COW * (S.002)
        YES: 35
        NO: 0
        OTHER: 0
        YES: 35

        NO: 0

          OTHER: 0
          Sources
          Aug 24, 2025, Senate
          Committee of the Whole, COW * (S.001)
          YES: 13
          NO: 22
          OTHER: 0
          YES: 13

          NO: 22

          OTHER: 0
          Sources
          Aug 24, 2025, Senate
          Senate Appropriations, Adopt amendment L.018 -- The motion passed without objection.
          YES: 0
          NO: 0
          OTHER: 0
          YES: 0

          NO: 0

            OTHER: 0
            Sources
            Aug 24, 2025, Senate
            Senate Appropriations, Refer Senate Bill 25B-004, as amended, to the Committee of the Whole. -- The motion passed on a vote of 4-3.
            YES: 4
            NO: 3
            OTHER: 0
            YES: 4

            NO: 3

            OTHER: 0
            Sources
            Aug 24, 2025, Senate
            Senate Appropriations, Adopt amendment L.020 -- The motion passed without objection.
            YES: 0
            NO: 0
            OTHER: 0
            YES: 0

            NO: 0

              OTHER: 0
              Sources
              Aug 24, 2025, Senate
              Senate Appropriations, Adopt amendment L.011 -- The motion passed without objection.
              YES: 0
              NO: 0
              OTHER: 0
              YES: 0

              NO: 0

                OTHER: 0
                Sources
                Aug 24, 2025, Senate
                Senate Appropriations, Adopt amendment J.006 -- The motion passed on a vote of 5-2.
                YES: 5
                NO: 2
                OTHER: 0
                YES: 5

                NO: 2

                OTHER: 0
                Sources
                Aug 25, 2025, Senate
                Third Reading, BILL
                YES: 32
                NO: 2
                OTHER: 1
                YES: 32

                NO: 2

                EXCUSED: 1

                Sources
                Aug 25, 2025, House
                House Appropriations, Adopt amendment L.040 -- The motion passed without objection.
                YES: 0
                NO: 0
                OTHER: 0
                YES: 0

                NO: 0

                  OTHER: 0
                  Sources
                  Aug 25, 2025, House
                  House Appropriations, Refer Senate Bill 25B-004, as amended, to the Committee of the Whole. -- The motion passed on a vote of 8-3.
                  YES: 8
                  NO: 3
                  OTHER: 0
                  YES: 8

                  NO: 3

                  OTHER: 0
                  Sources
                  Aug 25, 2025, Senate
                  Third Reading, AMEND (L.037)
                  YES: 34
                  NO: 0
                  OTHER: 1
                  YES: 34

                  NO: 0

                    EXCUSED: 1

                    Sources
                    Aug 26, 2025, House
                    Third Reading, BILL
                    YES: 48
                    NO: 14
                    OTHER: 2
                    YES: 48

                    NO: 14

                    EXCUSED: 2

                    Sources
                    Aug 26, 2025, House
                    Third Reading, PERM
                    YES: 24
                    NO: 37
                    OTHER: 3
                    YES: 24

                    NO: 37

                    EXCUSED: 3

                    Sources
                    Aug 26, 2025, Senate
                    House Amendments, REPASS
                    YES: 29
                    NO: 3
                    OTHER: 3
                    YES: 29

                    NO: 3

                    EXCUSED: 3

                    Sources
                    Aug 26, 2025, Senate
                    House Amendments, CONCUR
                    YES: 31
                    NO: 1
                    OTHER: 3
                    YES: 31

                    NO: 1

                    EXCUSED: 3

                    Sources
                    Aug 26, 2025, House
                    Third Reading, PERM
                    YES: 21
                    NO: 40
                    OTHER: 3
                    YES: 21

                    NO: 40

                    EXCUSED: 3

                    Sources
                    Aug 26, 2025, House
                    Third Reading, PERM
                    YES: 22
                    NO: 40
                    OTHER: 2
                    YES: 22

                    NO: 40

                    EXCUSED: 2

                    Sources
                    Actions
                    • Aug 28, 2025 | executive
                      • Governor Signed
                    • Aug 26, 2025 | executive
                      • Sent to the Governor
                    • Aug 26, 2025 | House
                      • Signed by the Speaker of the House
                    • Aug 26, 2025 | Senate
                      • Senate Considered House Amendments - Result was to Concur - Repass
                      • Signed by the President of the Senate
                    • Aug 26, 2025 | House
                      • House Third Reading Passed - No Amendments
                    • Aug 25, 2025 | House
                      • 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
                    • Aug 25, 2025 | Senate
                      • Senate Third Reading Passed with Amendments - Floor
                    • Aug 24, 2025 | Senate
                      • Senate Committee on Appropriations Refer Amended to Senate Committee of the Whole
                      • Senate Committee of the Whole Amendment - Change from Passed to Lost
                      • Senate Second Reading Special Order - Passed with Amendments - Committee, Floor
                    • Aug 21, 2025 | Senate
                      • Introduced In Senate - Assigned to Business, Labor, & Technology
                      • Senate Committee on Business, Labor, & Technology Refer Amended to Appropriations
                    Bill Texts
                    Documents
                    Sources