Populist Pivot: Newsom Targets The Ultra-Rich

Gavin Newsom’s push for a national billionaire tax lands like a political flip-flop wrapped in populist packaging.

Quick Take

Newsom now says wealth moves too easily for California to tax billionaires alone.^[1]^[2]
He wants a federal minimum tax on people with net worth above $100 million.^[2]^[3]
His plan also targets stock-loan loopholes, offshore shelters, and inheritance rules.^[1]^[2]
Supporters say the money could fund child care, college, health care, and worker retraining.^[2]^[3]

Newsom Shifts the Fight to Washington

California Governor Gavin Newsom is now calling for a national “billionaires’ tax” after fighting a wealth tax in his own state.^[1]^[2] He argued that “wealth is movable” and that billionaires can shift money to states with lower taxes.^[1]^[2] Newsom said the real fight belongs at the federal level because, in his words, the current tax system was built there.^[1]^[3]

That message marks a sharp turn from the state fight now headed to California voters. Newsom has opposed the state measure even as he embraces the same basic tax idea on a national scale.^[2]^[4] He also framed his federal plan as a “modern Buffett rule,” which would keep top earners from paying a lower rate than their workers.^[1]^[3] For voters tired of tax games, the move looks like Washington-style virtue signaling with a presidential echo.

What the Federal Plan Would Do

Newsom’s proposal would create a minimum tax on people with net worth above $100 million.^[2]^[3] It would also make it harder for the wealthy to borrow against stock holdings to pay for luxury spending without tax consequences.^[1]^[2] He wants tighter inheritance rules, stronger action against offshore loopholes, and corporate tax rates restored to pre-Trump levels.^[1]^[3]

Newsom linked the plan to a broad wish list that includes universal child care, free college, worker retraining, and more health care funding.^[2]^[3] He also wants a national public equity fund tied to artificial intelligence so Americans can share in the new economy.^[1]^[3] The article did not include a detailed bill, official score, or full legislative text. That leaves the plan at the concept stage, not the law stage.^[1]^[2]

California’s Wealth Tax Fight Keeps Growing

The California ballot measure at the center of the dispute would impose a one-time 5 percent tax on billionaires with at least $1 billion in net worth.^[3]^[8] Supporters say the measure would raise about $100 billion over five years from roughly 200 of the wealthiest Californians.^[8] The state money is intended mainly for health care, while critics warn it could drive away taxpayers and weaken the base that funds government services.^[4]^[5]^[8]

Gavin Newsom:
Tax the billionaires

Also Gavin Newsom:
($30 million net worth)
Don't tax the millionaires

— The_Veterans_Den (@BaneDaRaider) June 26, 2026

Newsom’s critics say his new federal pitch does not erase the political tension at home. He has warned that wealthy Californians can and do move when taxes rise, and he has said the state tax would hurt California’s finances over time.^[2]^[4]^[5] Supporters of the state measure reject that claim and argue the tax applies to residents as of January 1, 2026, so moving later would not avoid payment.^[8]^[20] The fight now sits at the crossroads of tax policy, presidential politics, and a deeper battle over who pays for government.^[2]^[6]