Bill Commons

CA AB 399

vetoed

Coastal resources: coastal development permits: blue carbon demonstration projects.

California · 2025-2026 Regular Session · lower

Follow this bill’s action updates (Atom)

Subscribe in a feed reader. The feed covers recorded actions from the last 30 days; Bill Commons may record an action after it happened at the legislature.

Quick answers

Did CA AB 399 pass?

No. CA AB 399 passed the legislature but was vetoed. Latest recorded action (2026-01-22): Consideration of Governor's veto stricken from file.

What is CA AB 399 about?

Existing law, the California Coastal Act of 1976, among other things, requires anyone wishing to perform or undertake any development in the coastal zone, except as specified, in addition to obtaining any other permit required by law from any local government or from any state, regional, or local agency, to obtain a coastal development permit from the California Coastal Commission or local government, as provided. This bill, upon appropriation, would authorize the commission to authorize blue carbon demonstration projects, as defined, in order to demonstrate and quantify the carbon sequestration potential of these projects to help inform the state's natural and working lands and climate resilience strategies. The bill, upon appropriation, would, among other things, authorize the commission to require an applicant with a nonresidential project that impacts coastal wetland, subtidal, intertidal, or marine habitats or ecosystems to build or contribute to a blue carbon demonstration project as mitigation for those impacts.

Who sponsors CA AB 399?

Boerner is the primary sponsor of CA AB 399, joined by 3 cosponsors.

Description

Existing law, the California Coastal Act of 1976, among other things, requires anyone wishing to perform or undertake any development in the coastal zone, except as specified, in addition to obtaining any other permit required by law from any local government or from any state, regional, or local agency, to obtain a coastal development permit from the California Coastal Commission or local government, as provided. This bill, upon appropriation, would authorize the commission to authorize blue carbon demonstration projects, as defined, in order to demonstrate and quantify the carbon sequestration potential of these projects to help inform the state's natural and working lands and climate resilience strategies. The bill, upon appropriation, would, among other things, authorize the commission to require an applicant with a nonresidential project that impacts coastal wetland, subtidal, intertidal, or marine habitats or ecosystems to build or contribute to a blue carbon demonstration project as mitigation for those impacts.

Introduced
2025-06-24
Latest action
2026-01-22 — Consideration of Governor's veto stricken from file.
Bill type
bill
Last updated
—

Subjects

Sponsors

  • Boernerauthor
  • Muratsuchicoauthor
  • Bryancoauthor
  • Kalracoauthor

Committees

Not provided by source.

Action timeline

Newest first

  1. 2026-01-22

    Consideration of Governor's veto stricken from file.

    veto-override-failure

  2. 2025-10-01

    Consideration of Governor's veto pending.

  3. 2025-10-01

    Vetoed by Governor.

    executive-veto

  4. 2025-09-15

    Enrolled and presented to the Governor at 4:30 p.m.

    executive-receipt

  5. 2025-09-08

    Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 58. Noes 18. Page 3025.).

    amendment-passage,committee-passage,committee-passage-favorable

  6. 2025-09-04

    In Assembly. Concurrence in Senate amendments pending.

  7. 2025-09-04

    Read third time. Passed. Ordered to the Assembly. (Ayes 29. Noes 10. Page 2519.).

    passage,reading-1,reading-3

  8. 2025-09-02

    Read second time. Ordered to third reading.

    reading-1,reading-2,reading-3

  9. 2025-08-29

    From committee: Amend, and do pass as amended. (Ayes 5. Noes 2.) (August 29).

    amendment-introduction,amendment-passage,committee-passage

  10. 2025-08-29

    Read second time and amended. Ordered returned to second reading.

    amendment-passage,reading-1,reading-2

  11. 2025-07-07

    In committee: Referred to APPR. suspense file.

    referral-committee

  12. 2025-06-25

    Read second time and amended. Re-referred to Com. on APPR.

    amendment-passage,reading-1,reading-2,referral-committee

  13. 2025-06-24

    From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 5. Noes 2.) (June 24).

    amendment-introduction,amendment-passage,committee-passage,referral-committee

  14. 2025-06-11

    Referred to Com. on N.R. & W.

    referral-committee

  15. 2025-06-03

    In Senate. Read first time. To Com. on RLS. for assignment.

    reading-1,referral-committee

  16. 2025-06-02

    Read third time. Passed. Ordered to the Senate. (Ayes 54. Noes 18. Page 1825.)

    passage,reading-1,reading-3

  17. 2025-05-27

    Read second time. Ordered to third reading.

    reading-1,reading-2,reading-3

  18. 2025-05-23

    From committee: Do pass. (Ayes 11. Noes 3.) (May 23).

    committee-passage,committee-passage-favorable

  19. 2025-04-09

    In committee: Set, first hearing. Referred to APPR. suspense file.

    referral-committee

  20. 2025-03-25

    From committee: Do pass and re-refer to Com. on APPR. (Ayes 9. Noes 3.) (March 24). Re-referred to Com. on APPR.

    committee-passage,committee-passage-favorable,referral-committee

  21. 2025-03-25

    Coauthors revised.

  22. 2025-02-18

    Referred to Com. on NAT. RES.

    referral-committee

  23. 2025-02-05

    From printer. May be heard in committee March 7.

  24. 2025-02-04

    Read first time. To print.

    reading-1

Versions

  • 02/04/25 - Introduced — 2025-02-04Compare
  • 06/25/25 - Amended Senate — 2025-06-25Compare
  • 08/29/25 - Amended Senate — 2025-08-29Compare
  • 09/10/25 - Enrolled — 2025-09-10Compare
  • AB399Compare
  • (document, no version)Compare

Documents

Votes

  • Do pass and be re-referred to the Committee on [Appropriations]

    2025-03-24 · pass · 9-3

    Member-level votes (14)
    • Zbur: yes
    • Haney: yes
    • Schultz: yes
    • Muratsuchi: yes
    • Bryan: yes
    • Connolly: yes
    • Garcia: yes
    • Kalra: yes
    • Pellerin: yes
    • Davies: no
    • Sanchez: no
    • Alanis: no
    • Wicks: other
    • Flora: other
  • Do pass.

    2025-05-23 · pass · 11-3

    Member-level votes (15)
    • Calderon: yes
    • Elhawary: yes
    • Hart: yes
    • Mark González: yes
    • Arambula: yes
    • Pacheco: yes
    • Solache: yes
    • Caloza: yes
    • Wicks: yes
    • Pellerin: yes
    • Fong: yes
    • Ta: no
    • Dixon: no
    • Tangipa: no
    • Sanchez: other
  • AB 399 Boerner Assembly Third Reading

    2025-06-02 · pass · 54-18

    Member-level votes (79)
    • Addis: yes
    • Garcia: yes
    • Lee: yes
    • Rivas: yes
    • Petrie-Norris: yes
    • Bryan: yes
    • Rogers: yes
    • Wicks: yes
    • Irwin: yes
    • Arambula: yes
    • Caloza: yes
    • Ahrens: yes
    • Krell: yes
    • Stefani: yes
    • Harabedian: yes
    • Mark González: yes
    • Calderon: yes
    • Ward: yes
    • Carrillo: yes
    • Muratsuchi: yes
    • Patel: yes
    • Solache: yes
    • McKinnor: yes
    • Bonta: yes
    • Lowenthal: yes
    • Papan: yes
    • Schiavo: yes
    • Gabriel: yes
    • Ávila Farías: yes
    • Aguiar-Curry: yes
    • Ransom: yes
    • Connolly: yes
    • Celeste Rodriguez: yes
    • Fong: yes
    • Quirk-Silva: yes
    • Ramos: yes
    • Soria: yes
    • Pellerin: yes
    • Elhawary: yes
    • Kalra: yes
    • Haney: yes
    • Gipson: yes
    • Hart: yes
    • Boerner: yes
    • Alvarez: yes
    • Bauer-Kahan: yes
    • Schultz: yes
    • Sharp-Collins: yes
    • Berman: yes
    • Jackson: yes
    • Zbur: yes
    • Bennett: yes
    • Ortega: yes
    • Valencia: yes
    • Hoover: no
    • Gallagher: no
    • Wallis: no
    • Chen: no
    • Lackey: no
    • Ta: no
    • Tangipa: no
    • Ellis: no
    • Flora: no
    • Alanis: no
    • Jeff Gonzalez: no
    • Patterson: no
    • Hadwick: no
    • Macedo: no
    • Castillo: no
    • Dixon: no
    • DeMaio: no
    • Sanchez: no
    • Blanca Rubio: other
    • Michelle Rodriguez: other
    • Wilson: other
    • Davies: other
    • Bains: other
    • Pacheco: other
    • Nguyen: other
  • Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations]

    2025-06-24 · pass · 5-2

    Member-level votes (7)
    • Laird: yes
    • Hurtado: yes
    • Allen: yes
    • Stern: yes
    • Limón: yes
    • Seyarto: no
    • Grove: no
  • Placed on suspense file

    2025-07-07 · pass · 6-0

    Member-level votes (7)
    • Cabaldon: yes
    • Richardson: yes
    • Seyarto: yes
    • Caballero: yes
    • Grayson: yes
    • Wahab: yes
    • Dahle: other
  • Do pass as amended

    2025-08-29 · pass · 5-2

    Member-level votes (7)
    • Richardson: yes
    • Grayson: yes
    • Wahab: yes
    • Caballero: yes
    • Cabaldon: yes
    • Dahle: no
    • Seyarto: no
  • 3rd Reading AB399 Boerner et al. By Padilla

    2025-09-04 · pass · 29-10

    Member-level votes (40)
    • Stern: yes
    • Durazo: yes
    • Cabaldon: yes
    • McGuire: yes
    • Laird: yes
    • Limón: yes
    • Menjivar: yes
    • Wahab: yes
    • Rubio: yes
    • Pérez: yes
    • Cortese: yes
    • Gonzalez: yes
    • Umberg: yes
    • Allen: yes
    • Smallwood-Cuevas: yes
    • Richardson: yes
    • Blakespear: yes
    • Arreguín: yes
    • Hurtado: yes
    • Padilla: yes
    • Caballero: yes
    • Weber Pierson: yes
    • Ashby: yes
    • Archuleta: yes
    • Grayson: yes
    • Wiener: yes
    • Cervantes: yes
    • McNerney: yes
    • Becker: yes
    • Niello: no
    • Grove: no
    • Jones: no
    • Ochoa Bogh: no
    • Alvarado-Gil: no
    • Valladares: no
    • Dahle: no
    • Seyarto: no
    • Strickland: no
    • Choi: no
    • Reyes: other
  • AB 399 Boerner Concurrence in Senate Amendments

    2025-09-08 · pass · 58-18

    Member-level votes (80)
    • Ahrens: yes
    • Mark González: yes
    • Quirk-Silva: yes
    • Gipson: yes
    • Rogers: yes
    • Addis: yes
    • Ward: yes
    • Haney: yes
    • Hart: yes
    • Fong: yes
    • Elhawary: yes
    • Calderon: yes
    • Wilson: yes
    • Carrillo: yes
    • Bains: yes
    • Ransom: yes
    • Soria: yes
    • Berman: yes
    • Valencia: yes
    • Wicks: yes
    • Celeste Rodriguez: yes
    • Arambula: yes
    • Connolly: yes
    • Schultz: yes
    • Bauer-Kahan: yes
    • Bennett: yes
    • Papan: yes
    • Schiavo: yes
    • Bonta: yes
    • Ávila Farías: yes
    • Aguiar-Curry: yes
    • Pacheco: yes
    • Boerner: yes
    • Alvarez: yes
    • Lee: yes
    • Stefani: yes
    • Caloza: yes
    • Sharp-Collins: yes
    • Ortega: yes
    • Solache: yes
    • Lowenthal: yes
    • Blanca Rubio: yes
    • Jackson: yes
    • Bryan: yes
    • Petrie-Norris: yes
    • Harabedian: yes
    • Gabriel: yes
    • Zbur: yes
    • McKinnor: yes
    • Pellerin: yes
    • Muratsuchi: yes
    • Krell: yes
    • Irwin: yes
    • Ramos: yes
    • Patel: yes
    • Kalra: yes
    • Rivas: yes
    • Garcia: yes
    • Johnson: no
    • Dixon: no
    • Hoover: no
    • Hadwick: no
    • Tangipa: no
    • Lackey: no
    • Macedo: no
    • Gallagher: no
    • Jeff Gonzalez: no
    • Sanchez: no
    • Ta: no
    • Chen: no
    • Castillo: no
    • Ellis: no
    • Alanis: no
    • Wallis: no
    • Patterson: no
    • DeMaio: no
    • Michelle Rodriguez: other
    • Davies: other
    • Flora: other
    • Nguyen: other

Related bills

No related bills recorded for this bill.

Official source

Attribution

Data from openstates_bulk_csv, retrieved 2026-07-24T01:34:27.960412Z

Inspect retained evidence for changes recorded after evidence tracking began:

Session-wide evidence can include changes to other bills:

Use this data

Every field on this page is available from the free public API — no key or licence required. Fetch this bill as JSON: GET /api/v1/bills?jurisdiction=CA&identifier=AB 399. See the API docs or the MCP server for AI assistants.

Known limitations

  • Sponsor party and chamber affiliation are not yet captured by this API.
  • Committee referrals are not yet captured.
  • Some documents have no extracted text yet, so version comparison may be limited.

See the methodology page for data sources and limitations.