KalshiCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedCurrent implied probability
Yes 60%
Market quality
≤49 / 100
Low quality24h Volume
—
Liquidity
$2.6K
Medium liquidityBid / Ask
54.0% / 59.0%
Spread
5.0 pt
Moderate spreadMarket data
Updated 10 minutes ago
Aug 19, 26, 2:00 PM UTCJan 1, 27, 4:59 AM UTC
Trends
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KalshiRules
If a New York State court grants the petitioners preliminary or permanent injunctive or annulment relief (other than a temporary restraining order) against the City's supplemental tax roll, its surcharge notices, or its imposition or collection of the pied-à-terre surcharge in O'Brien v.
- City of New York, or any appeal thereof before Jan 1, 2027, then the market resolves to Yes.
- This market resolves on a written court ruling in O'Brien v.
- City of New York, the Article 78 proceeding brought in the Supreme Court of the State of New York, Richmond County by Rachel O'Brien, Carmine Morano and Simon Hedley against Mayor Zohran Mamdani and Finance Commissioner Richard Lee over the rollout of the non-primary residence (pied-à-terre) surcharge.
- Rulings in any appeal of that proceeding also count.
- The ruling must:
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Frequently asked questions
- What are the current odds for Court rules against NYC's pied-à-terre tax rollout in 2026??
- Kalshi prices Yes at 60% as of September 8, 2026.
- When does Court rules against NYC's pied-à-terre tax rollout in 2026? resolve?
- Court rules against NYC's pied-à-terre tax rollout in 2026? is scheduled to resolve on January 1, 2027.
- How is Court rules against NYC's pied-à-terre tax rollout in 2026? settled?
- Kalshi settles this market as follows: If a New York State court grants the petitioners preliminary or permanent injunctive or annulment relief (other than a temporary restraining order) against the City's supplemental tax roll, its surcharge notices, or its imposition or collection of the pied-à-terre surcharge in O'Brien v.