Zohran Mamdani's rent freeze is now official, a big win on a central campaign promise six months into his term as New York City Mayor. The city's Rent Guidelines Board approved a citywide rent freeze for one- and two-year leases in about 1 million rent-stabilized apartments, after a 7-to-1 vote Thursday. The vote will prevent price increases on more than 40% of all apartments across the city as of October 1, 2026, and will cover leases that begin on or after that date. Landing a rent-stabilized