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AB-18 • 2026

California Secure Borders Act of 2025.

California Secure Borders Act of 2025.

Crime Education Healthcare Housing
Passed Legislature

This bill passed both chambers and reached final enrollment, even if later executive action is not shown here.

Sponsor
DeMaio
Last action
2026-02-02
Official status
Died at Desk.
Effective date
Not listed

Plain English Breakdown

The bill did not become law as it died at the governor's desk.

California Secure Borders Act

The California Secure Borders Act aims to combat illegal immigration by changing how local law enforcement shares information with federal authorities and limiting state funding for certain services for undocumented immigrants.

What This Bill Does

  • Repeals existing laws that prohibit local police from sharing release dates of individuals in custody or transferring them to immigration officials without a warrant or judicial determination.
  • Prohibits the use of state funds for welfare, health care, housing, and other services for people who are in the country illegally.
  • Requires government agencies to disclose information on how illegal immigration affects crime rates and uses of local services like schools and hospitals.
  • Provides cross-deputization training for local police officers to assist federal border security efforts.

Who It Names or Affects

  • Local law enforcement agencies
  • Undocumented immigrants in California
  • Government agencies that provide services like welfare and health care

Terms To Know

Cross-deputization training
Training for local police to help federal border security.
State Guard
A group that can be sent by the state government to assist with emergencies or security issues.

Limits and Unknowns

  • The bill did not become a law because it died at the governor's desk.
  • It is unclear how many people will be affected by changes in funding for services.
  • Details about when and where the State Guard can be deployed are not fully explained.

Bill History

  1. 2026-02-02 California Legislative Information

    Died at Desk.

  2. 2024-12-03 California Legislative Information

    From printer. May be heard in committee January 2.

  3. 2024-12-02 California Legislative Information

    Read first time. To print.

Official Summary Text

AB 18, as introduced, DeMaio.
California Secure Borders Act of 2025.
Existing law generally prohibits law enforcement from providing information regarding the release date of an individual from custody or from transferring an individual to immigration authorities without a warrant or judicial probable cause determination.
This bill, the California Secure Borders Act of 2025, would state the intent of the Legislature to combat illegal immigration and secure the border by repealing those provisions, prohibiting the use of state funds for various welfare, health, housing, and other services for undocumented immigrants, requiring public disclosure of information on the impact of illegal immigration on crime rates and state and local services, providing cross-deputization training for local law enforcement to support federal border security actions, and providing standards for deployment of the State Guard to the
border.

Current Bill Text

Read the full stored bill text 
Download Bill PDF