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California Prop 40 billionaire tax

Reporting, analysis and commentary on California Prop 40 billionaire tax from Authentica Global, drawn together from across our coverage.

1 article Latest update: 5 Jul 2026 1 section
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California Capitol building in Sacramento with a ballot box graphic representing the Proposition 40 billionaire tax vote
Opinion

Why the California Prop 40 Billionaire Tax Turned Into a Fight Over Who Gets to Leave

Proposition 40 asks California voters in November to levy a one time 5% tax on billionaires, and six of them already left before the residency cutoff, taking an estimated $27 billion in projected revenue with them.

5 Jul 2026 ·9 min read
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This archive gathers Authentica Global coverage of California Prop 40 billionaire tax, bringing together the reporting, analysis and commentary connected to the subject.

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wealth tax Gavin Newsom Sergey Brin California ballot measures SEIU UHW 2026 election Federal Reserve Donald Trump AI infrastructure nonfarm payrolls

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