SB 543
  • Introduced
    Feb 20, 2025
  • Passed Senate
    May 27, 2025
  • Passed Assembly
    Aug 28, 2025
  • Became Law
    Oct 10, 2025
SB 543
California Senate Bill
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Accessory dwelling units and junior accessory dwelling units.
Last Action See all actions
legislature • Oct 10, 2025: Chaptered by Secretary of State. Chapter 520, Statutes of 2025.
Latest Bill Text See all bill texts
10/10/25 - Chaptered

Summary

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Votes
Apr 22, 2025, Senate
Do pass, but first be re-referred to the Committee on [Local Government]
YES: 11
NO: 0
OTHER: 0
YES: 11

NO: 0

    OTHER: 0
    Sources
    Apr 30, 2025, Senate
    Do pass, but first be re-referred to the Committee on [Appropriations]
    YES: 7
    NO: 0
    OTHER: 0
    YES: 7

    NO: 0

      OTHER: 0
      Sources
      May 27, 2025, Senate
      3rd Reading
      YES: 39
      NO: 0
      OTHER: 1
      YES: 39

      NO: 0

        NOT VOTING: 1

        Sources
        Jun 18, 2025, Assembly
        Do pass as amended and be re-referred to the Committee on [Local Government]
        YES: 11
        NO: 0
        OTHER: 1
        YES: 11

        NO: 0

          NOT VOTING: 1

          Sources
          Jul 16, 2025, Assembly
          Do pass and be re-referred to the Committee on [Appropriations]
          YES: 10
          NO: 0
          OTHER: 0
          YES: 10

          NO: 0

            OTHER: 0
            Sources
            Aug 20, 2025, Assembly
            Do pass.
            YES: 15
            NO: 0
            OTHER: 0
            YES: 15

            NO: 0

              OTHER: 0
              Sources
              Aug 28, 2025, Assembly
              SB 543 McNerney Senate Third Reading By Carrillo
              YES: 75
              NO: 0
              OTHER: 4
              YES: 75

              NO: 0

                NOT VOTING: 4

                Sources
                Sep 02, 2025, Senate
                Unfinished Business SB543 McNerney et al. Concurrence
                YES: 40
                NO: 0
                OTHER: 0
                YES: 40

                NO: 0

                  OTHER: 0
                  Sources
                  Actions
                  • Oct 10, 2025 | legislature
                    • Approved by the Governor.
                    • Chaptered by Secretary of State. Chapter 520, Statutes of 2025.
                  • Sep 09, 2025 | legislature
                    • Enrolled and presented to the Governor at 2 p.m.
                  • Sep 02, 2025 | Senate
                    • Assembly amendments concurred in. (Ayes 40. Noes 0. Page 2408.) Ordered to engrossing and enrolling.
                  • Aug 28, 2025 | Senate
                    • In Senate. Concurrence in Assembly amendments pending.
                  • Aug 28, 2025 | Assembly
                    • Read third time. Passed. (Ayes 75. Noes 0. Page 2773.) Ordered to the Senate.
                  • Aug 21, 2025 | Assembly
                    • Read second time. Ordered to third reading.
                  • Aug 20, 2025 | Assembly
                    • From committee: Do pass. (Ayes 15. Noes 0.) (August 20).
                  • Jul 17, 2025 | Assembly
                    • From committee: Do pass and re-refer to Com. on APPR. (Ayes 10. Noes 0.) (July 16). Re-referred to Com. on APPR.
                  • Jul 08, 2025 | Assembly
                    • From committee with author's amendments. Read second time and amended. Re-referred to Com. on L. GOV.
                  • Jun 19, 2025 | Assembly
                    • Read second time and amended. Re-referred to Com. on L. GOV.
                  • Jun 18, 2025 | Assembly
                    • From committee: Do pass as amended and re-refer to Com. on L. GOV. (Ayes 11. Noes 0.) (June 18).
                  • Jun 05, 2025 | Assembly
                    • Referred to Coms. on H. & C.D. and L. GOV.
                  • May 28, 2025 | Assembly
                    • In Assembly. Read first time. Held at Desk.
                  • May 27, 2025 | Senate
                    • Read third time. Passed. (Ayes 39. Noes 0. Page 1250.) Ordered to the Assembly.
                  • May 13, 2025 | Senate
                    • Read second time. Ordered to third reading.
                  • May 12, 2025 | Senate
                    • From committee: Be ordered to second reading pursuant to Senate Rule 28.8.
                  • May 02, 2025 | Senate
                    • Set for hearing May 12.
                  • Apr 30, 2025 | Senate
                    • From committee: Do pass and re-refer to Com. on APPR. (Ayes 7. Noes 0. Page 968.) (April 30). Re-referred to Com. on APPR.
                  • Apr 23, 2025 | Senate
                    • From committee: Do pass and re-refer to Com. on L. GOV. (Ayes 11. Noes 0. Page 832.) (April 22). Re-referred to Com. on L. GOV.
                    • From committee with author's amendments. Read second time and amended. Re-referred to Com. on L. GOV.
                  • Apr 22, 2025 | Senate
                    • Set for hearing April 30 in L. GOV. pending receipt.
                  • Apr 09, 2025 | Senate
                    • From committee with author's amendments. Read second time and amended. Re-referred to Com. on HOUSING.
                  • Apr 04, 2025 | Senate
                    • Set for hearing April 22.
                  • Apr 02, 2025 | Senate
                    • Re-referred to Coms. on HOUSING and L. GOV.
                  • Mar 25, 2025 | Senate
                    • From committee with author's amendments. Read second time and amended. Re-referred to Com. on RLS.
                  • Mar 05, 2025 | Senate
                    • Referred to Com. on RLS.
                  • Feb 21, 2025 | Senate
                    • From printer. May be acted upon on or after March 23.
                  • Feb 20, 2025 | Senate
                    • Introduced. Read first time. To Com. on RLS. for assignment. To print.
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