AB 431: Advanced Air Mobility Infrastructure Act.

Official summary

Legislative Counsel’s Digest (official, as of the latest version). Written by nonpartisan legislative staff; reproduced verbatim.

Existing law, the State Aeronautics Act, governs various matters relative to aviation in the state, and authorizes the Department of Transportation to adopt, administer, and enforce rules and regulations for the administration of the act.

This bill, the Advanced Air Mobility Infrastructure Act, would require the department, in coordination with specified agencies, to include advanced air mobility, as defined, in the next update to the California Transportation Plan prepared after January 1, 2027, and to establish a statewide working group to facilitate ongoing collaboration to explore California’s role as a leader in the development and implementation of advanced air mobility, as specified. The bill would prohibit its provisions from being construed to (1) interfere with or suspend the authority of the Federal Aviation Administration or any other federal department or agency, or state zoning laws or regulations, as specified, or (2) limit or interfere with the jurisdiction, authority, rights, or responsibilities of any airport sponsor or operator, as specified.

Sponsors

Sponsors by party (alphabetical): Democratic 2 · Republican 1

“Support” is shown only as formal sponsorship recorded by the legislature. Roll-call votes are available on the official bill page.

Recent official actions

1. September 27, 2026Chaptered by Secretary of State - Chapter 503, Statutes of 2026.
2. September 27, 2026Approved by the Governor.
3. August 28, 2026Enrolled and presented to the Governor at 3:30 p.m.
4. August 24, 2026Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 78. Noes 0. Page 6398.).
5. August 20, 2026In Assembly. Concurrence in Senate amendments pending.
6. August 20, 2026Read third time. Passed. Ordered to the Assembly. (Ayes 39. Noes 0.).
7. August 18, 2026Ordered to special consent calendar.
8. August 13, 2026Read second time. Ordered to third reading.
9. August 13, 2026From committee: Do pass. (Ayes 7. Noes 0.) (August 13).
10. June 22, 2026In committee: Referred to APPR. suspense file.
11. June 9, 2026From committee: Do pass and re-refer to Com. on APPR. with recommendation: To Consent Calendar. (Ayes 13. Noes 0.) (June 9). Re-referred to Com. on APPR.
12. May 27, 2026From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on TRANS.