22 States and Major Cities Sue to Block Trump’s Expanded Public Charge Rule

Key points

• The new DHS rule takes effect on September 18, 2026, and allows immigration officers to deny green cards or visas if applicants use any means-tested public benefit, including non-cash programs like Medicaid and SNAP.
• New York Attorney General Letitia James and NYC Mayor Zohran Mamdani led the legal challenge, joined by 21 other states, the District of Columbia, and cities including Chicago, San Francisco, and Seattle.
• Plaintiffs argue the rule exceeds federal authority and is 'arbitrary and capricious' because it lacks specific guidelines for which benefits count, unlike previous administrations' rules.
• The lawsuit claims the policy will cause a 'chilling effect,' leading families to drop out of essential programs out of fear of deportation, resulting in an estimated $2.2 billion loss in federal Medicaid and CHIP funding for plaintiff states.
• The rule specifically targets individuals with legal status; undocumented immigrants are not eligible for these benefits and are not the primary focus of this specific policy change.

Background

This action follows a series of recent federal immigration policy shifts, including a State Department pause on immigrant visa processing to retrain staff on new restrictions in August 2026. It also mirrors earlier state-led lawsuits against federal agencies, such as the August 2026 challenge to USPS mail-ballot rules and the August 2026 suit against OCC mortgage escrow rules, where states argued federal actions exceeded statutory authority and harmed local economies.

How outlets are covering it

CNN and The New York Times emphasize the legal arguments that the rule is arbitrary and exceeds congressional intent, highlighting the potential financial strain on state budgets. The New York Daily News focuses on the human impact, quoting Mayor Mamdani’s warning that the rule could lead to preventable deaths by deterring people from seeking healthcare. Fox News frames the conflict as a direct challenge by Mamdani and James to the Trump administration’s efforts to restrict welfare-based immigration, noting Mamdani’s claim that up to 4 million people might unenroll from healthcare. While all outlets agree on the rule’s effective date and the plaintiffs involved, they differ in emphasis: CNN and NYT focus on the legal and economic mechanics, while the Daily News and Fox News highlight the political confrontation and potential public health consequences.

Why it matters

The outcome of these lawsuits will determine whether the federal government can use non-cash benefits as a basis for denying permanent residency. If the rule stands, it could significantly reduce participation in vital social safety nets among mixed-status families, altering the landscape of immigration enforcement and public health in major urban centers.

What to watch

The lawsuits were filed in the Southern District of New York on September 14, 2026. The rule is scheduled to take effect on September 18, 2026. The court must decide whether to issue an injunction blocking the rule before its effective date or after. The White House and DHS have not yet issued a formal response to the litigation.