Judge blocks Mamdani's pied-à-terre tax rollout in NYC court ruling

Key Points:

• A New York judge issued a temporary restraining order halting Mayor Zohran Mamdani’s rollout of a new tax on luxury second homes, ordering the city to remove a public list revealing names, addresses, and property values of over 900,000 homeowners.
• The judge barred the city from enforcing deadlines, sending notices, or collecting the surcharge without first making individualized determinations as required by state tax law, citing procedural missteps by the administration.
• The lawsuit, filed by homeowners not challenging the tax itself but its implementation, accused the city of improperly shifting the burden onto homeowners to prove their primary residence status and of publicly exposing private information.
• The city defended the tax rollout, arguing that freezing the process would harm taxpayers seeking exemptions, but the judge found the notices caused irreparable harm and sided with the plaintiffs on procedural grounds.
• Mayor Mamdani’s office vowed to appeal the ruling and continue implementing the surcharge, emphasizing the tax’s goal to have wealthy second-homeowners contribute their "fair share" to city services.