Landlords Release Emails and Texts in Lawsuit Over Mamdaniβs Rent Freeze NYT - Home Page By: Mihir Zaveri and Dana Rubinstein 1 October 2026 at 18:53 The communications were revealed as part of a lawsuit challenging the rent freeze on rent-stabilized units in New York City, which went into effect on Thursday. Β© Madison Swart for The New York TimesThe rent freeze applies to leases on rent-stabilized homes starting Oct. 1 or later.