California Supreme Court Will Rule in Bonta v. Bianco
Justices are scheduled to deliver a decision on September 24 regarding the seizure of election ballots.
Updated on Sept. 23, 2026 in Law

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The California Supreme Court is set to issue a ruling at 10 a.m. on September 24 in the case of Bonta v. Bianco. The case centers on the legal authority of law enforcement to seize election ballots, specifically following actions taken in Riverside County.
Why it matters
The ruling will clarify the limitations of law enforcement power regarding election materials in California. This outcome follows the passage of Senate Bill 73, which specifically restricts police from taking ballots from election officials.
The Supreme Court will file its ruling at 10 a.m. on September 24. The decision will not become final for 30 days following the filing.
The players
California Supreme Court
This is the state's highest court and has the final authority to interpret California law.
Chad Bianco
He is the Riverside County Sheriff who oversaw the seizure of ballots during a special election investigation.
The details
The legal dispute arose after Riverside County Sheriff Chad Bianco seized ballots from the November 2025 Proposition 50 special election using three search warrants. The investigation, which was originally prompted by claims from a local citizens group regarding vote counts and poll worker records, was eventually halted by a court-ordered pause and the preservation of seized items on April 8.
Timeline
February-March 2026: The Riverside County Sheriff served three search warrants for ballots.
April 8, 2026: The Supreme Court ordered a pause in the investigation.
May 2026: Senate Bill 73 was signed into law.
August 24, 2026: Justices heard oral arguments in San Francisco.
September 24, 2026: The Supreme Court ruling is scheduled to be filed.
Political Context
The legal dispute directly tests the reach of Senate Bill 73, which was designed to codify the separation between law enforcement and election administration. Critics of the Sheriff's actions argue that his search warrants overstepped clear legislative boundaries established to protect the integrity of election processes.
The court's decision will determine if local law enforcement can intervene in election procedures, potentially impacting how future vote counts are handled. Residents may see changes in security protocols or local oversight regarding the custody of ballots during special elections.
The takeaway
This case highlights the ongoing tension between local law enforcement initiatives and state-level election oversight. The final court decision will set a crucial precedent for how sheriff's offices interact with election materials moving forward.
What happens next
The ruling is scheduled to be filed on September 24 at 10 a.m., and it will remain in a non-final state for a duration of 30 days.
Further reading
Learn more about ongoing legal developments in the state in our Law section.
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Should law enforcement have the authority to seize election ballots during active criminal investigations?










