Proponents cited an inaccurate $1.5 Billion loss figure the Board of Supervisors already corrected — an error first identified by the Contra Costa Taxpayers Association (CoCoTax).
MARTINEZ, CA — A petition for writ of mandate and preliminary injunction filed on behalf of two registered Contra Costa voters is expected to be heard today (Monday) in Contra Costa County Superior Court, Department 34. It challenges multiple false and misleading statements in the official ballot arguments supporting Measure B, a proposed five-year, 0.625% countywide sales-tax increase on the June 2, 2026 ballot.
A copy of the filing:. Minor v. Connelly-Petition for Writ of Mandate and Complaint-March 27 2026…