Illustration of US state wealth tax 2026 proposals — California billionaire ballot, NYC pied-à-terre, multistate HNW planning
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State Wealth Tax 2026: Billionaire and Millionaire Proposals Spreading

Which states are pushing state wealth tax 2026 proposals on millionaires and billionaires? At least a dozen states — including California, Illinois, Minnesota, New York, Rhode Island, and Virginia — have advanced new tax proposals targeting the wealthiest taxpayers in 2026. Mechanisms range from one-time billionaire net-worth levies (California ballot) to pied-à-terre property taxes (NYC),…