Taxes October 9, 2026
Hospital Workers ‘Die’ to Rally Support for California Billionaire Tax
St. Rose Hospital workers staged a “die-in” at the facility and urged voters to pass the billionaire tax measure, Proposition 40, on the November ballot.
Taxes September 28, 2026
Billionaires Outspend Prop. 40 Backers 5-to-1 as California Wealth Tax Support Slips in Poll
Critics of a proposed wealth tax on California billionaires—many of them business executives who would be subject to the tax—have outspent Proposition 40 backers more than 5-to-1, according to campaign filings.
Taxes September 24, 2026
California Billionaires Opposing Prop. 40 Tax Saw Their Wealth Soar, Report Says
California billionaires saw their net worth rise roughly 25%, or $432 billion, in less than two years, according to a new analysis by progressive groups backing the Proposition 40 billionaire wealth tax.
Taxes September 23, 2026
California Voters Back Billionaire Tax—and Measures That Could Block It, New Poll Finds
The success of Prop. 40 hinges on not just its ability to get majority support—it also must surpass the number of yes votes Propositions 41 and 42 receive if either of those measures also pass.
Taxes September 15, 2026
Union Leader Behind Prop. 40 California Billionaire Tax Faces Scrutiny Over Alleged Bullying
Dave Regan is accused of trying to "extort” other labor leaders in Service Employees International Union California state council in a bid to win support for the measure.
Taxes September 1, 2026
Pelosi Avoids Billionaire Tax Vote as Wealth Tax Turns Toxic in San Francisco
California's billionaire tax proposal is splintering the state's Democratic Party, with party leaders opposing the wealth tax even as voters, and especially young voters, appear eager to increase taxes on the rich.
Taxes August 27, 2026
California NAACP, Equality California, SF Dems Oppose Prop. 40’s Billionaire Tax
Two prominent California civil rights groups and the San Francisco Democratic Party have come out against Proposition 40, a proposed one-time, 5% tax on billionaires meant to fund healthcare services.
State CPA Societies August 26, 2026
CalCPA Opposes Proposed California Billionaire Tax
The association representing California's CPA profession said Tuesday that it opposes a November ballot measure that would impose a one-time tax on billionaires to help fund healthcare programs in the state.
Taxes August 14, 2026
Californians Split on Proposed Tax on Billionaires, Poll Shows
California voters are sharply divided over a ballot measure to impose a one-time tax on billionaires to help fund healthcare programs, according to a poll released Friday.
Taxes August 14, 2026
Google Co-Founder Sergey Brin Pours Over $100 Million Into Fighting California Billionaire Tax
Google co-founder Sergey Brin has poured $102 million this year into Building a Better California, a group that's funding two ballot measures that could block a billionaire tax.
Taxes August 3, 2026
Billionaire Tax is Endorsed by California Democrats
The controversial billionaire tax won the backing of the California Democratic Party on Sunday, the latest twist in the drama surrounding a measure that has roiled the left and its allies.
Taxes July 30, 2026
California’s Proposed Billionaire Tax Exposes Rifts Among Labor Unions
SEIU California, which is taking a neutral stance on the tax, is a parent organization of SEIU-United Healthcare Workers West, the union that crafted the measure and moved to put it on the November ballot.