RGB Two-Year Rent Freeze — Mamdani Win, Landlord Backlash, Smyth Resignation

Thu Jun 25, 2026 the NYC Rent Guidelines Board voted 7-1 for an unprecedented two-year rent freeze on both one-year and two-year leases across ~1M rent-stabilized apartments (effective Oct 1, 2026 — Sept 30, 2027), fulfilling Mamdani's most-central campaign promise. First two-year freeze in RGB history. Mamdani appointed 6 of 9 board members including chair Chantella Mitchell; only landlord-aligned Public Rep Arpit Gupta dissented. Hours before the vote, landlord rep Christina Smyth (Adams appointee) RESIGNED in protest, accusing the board of "starting with an answer and vibe-coding its way backward" and warning the 2-year duration "crossed a legal line." Small Property Owners of NY (Ann Korchak) called Smyth "the only principled RGB member" and demanded postponement. TENANT-SIDE DATA: $2.44B-$6.84B cumulative tenant savings 2026-2030 (CSS), 67% of low-income rent-stabilized tenants can't make ends meet, NOI up 6.2% citywide / 30%+ over 3 years, citywide vacancy 1.4% (lowest since 1968). LANDLORD-SIDE DATA: operating costs up 5.3% (PIOC) with fuel +11% and insurance +10.5%, Bronx rent-stabilized landlords NOI -13%, building-maintenance deferral risk especially for small distressed-portfolio owners. Watch: procedural legal challenge on 2-year duration, CMBS/lender response, small-landlord financial-distress data over next 12 months, possible follow-on lawsuits, and the political consequences for Jun 2027 RGB vote (year 2 of 4-freeze pledge).

[Update Jul 22] Six landlords filed an Article 78 petition in NY Supreme Court on Tue Jul 22 seeking to annul the freeze. Petition alleges Mamdani "packed the board with loyalists," had City Hall reps deliver a "true cost of living" briefing that "compromised its independence," and characterizes the vote as "arbitrary and capricious." Cites Christina Smyth's resignation letter as evidence. Judge ordered the city to file its defense in September; freeze still scheduled to take effect Oct 1 pending litigation. First substantive legal challenge to the promise.