California Billionaire Tax Clears Path to November Ballot

California's proposal to impose a one-time tax on billionaires and direct the proceeds to healthcare programs has cleared a key hurdle and is set to appear on the November ballot unless its backers withdraw it. The state secretary of state's office confirmed Wednesday that supporters submitted enough valid signatures from the nearly 1.6 million collected in April, double the requirement for qualification. The measure will formally qualify on June 25.

The initiative targets taxpayers and trusts with assets exceeding $1 billion, applying a levy of up to 5 percent with exceptions for certain holdings like property. Payments could be spread over five years. If approved by voters, it would generate an estimated $100 billion, with 90 percent allocated to healthcare services and the rest to food assistance and education programs. Backers argue the tax is needed to offset federal healthcare funding reductions enacted under President Trump and the Republican-led Congress, which they say threaten coverage for millions of California's low-income residents.

The proposal has drawn sharp resistance from Governor Gavin Newsom, who has worked behind the scenes to block its placement on the ballot. Prediction markets reflect that skepticism. Traders on Polymarket and Kalshi assigned roughly an 18 to 19 percent chance that voters would approve the measure if it reaches the ballot, a sharp drop from earlier odds above 80 percent after reports surfaced of Newsom's efforts to derail it. Those markets still viewed qualification itself as close to a coin flip before the signatures were validated.

Opponents, including business groups and some Democratic lawmakers, contend that the tax would destabilize state revenues, which already rely heavily on high earners through income and capital gains taxes. They warn of economic damage and budget shortfalls if wealthy residents relocate or restructure their holdings. Proponents counter that the one-time nature of the tax and its focus on assets above the billion-dollar threshold make such exodus claims overstated, especially given the scale of federal cuts already affecting hospitals and clinics serving the uninsured.

The measure's qualification sets up an expensive campaign season. Supporters have lined up labor unions and healthcare advocates, while opponents are expected to draw heavy funding from technology and finance interests. With the November vote now likely, the debate will center on whether California can address healthcare shortfalls without broader tax reforms and whether the state's wealthiest residents should shoulder a larger share of the cost.