by Zac Stackell
New York State has enacted a phased Second-Home Annual Tax on certain high-value New York City residential properties that are not primary residences. The tax applies to one- to three-family homes, condominiums, and cooperatives — and it takes effect July 1, 2026.
Most people are reading this as bad news. A few are reading it as a window.
Here's the full breakdown — and where the opportunity is.
The Basics
The tax runs for five years, ending June 30, 2031 (unless extended or replaced). It is structured in two phases with different thresholds, rates, and valuation methods. Those differences matter more than most people realize.
Phase 1: July 1, 2026 – June 30, 2028
During Phase 1, property values are based on current NYC Department of Finance (DOF) market values — the same figures used in the City's existing property tax assessment system.
For 1–3 family homes, the tax applies to properties valued at $5M or more:
· $5M–$15M: 0.80%
· $15M–$25M: 1.05%
· Over $25M: 1.30%
For condos and co-ops, the threshold drops to $1M:
· $1M–$3M: 4.00%
· $3M–$5M: 5.25%
· Over $5M: 6.50%
The rates look high — but DOF market values for condos and co-ops are typically a fraction of their actual market value. That gap is exactly what makes Phase 1 more favorable than it appears on paper, and why the next two years represent the lowest effective tax burden this policy will produce for that property type.
Phase 2: July 1, 2028 – June 30, 2031
Phase 2 changes the game in two ways. First, the threshold unifies: all covered property types are subject to the same $5M+ floor. Second — and more importantly — condos and co-ops shift from DOF values to a comparable sales valuation method. The DOF will look to actual sales of similar properties to determine value. For owners whose DOF value sits well below market, this is where real exposure kicks in.
Rate structure for Phase 2:
· $5M–$15M: 0.80%
· $15M–$25M: 1.05%
· Over $25M: 1.30%
A Concrete Example
Current DOF market value: $1,300,000
Sale Price: $8,400,000
Phase 1 (Years 1–2): $1,300,000 × 4% = $52,000/year
Phase 2 (Years 3–5): $8,400,000 × 0.8% = $67,200/year
Same property, same owner — $15,200 more per year once Phase 2 hits, simply because the valuation method changed.
Where the Opportunity Is
For buyers in the condo and co-op market between $1M–$5M, there is a genuine time-sensitive case for moving before July 2026. The first two years carry a lower effective burden due to the DOF valuation basis. Buyers who close now lock in that window before Phase 2 introduces comp-based exposure.
For sellers, this tax creates carrying cost pressure on non-primary units that didn't exist before. Owners who were on the fence — particularly those holding condos and co-ops as investment or secondary properties — now have a concrete annual number to weigh against holding. That means motivated inventory is likely to surface, which historically creates entry points for buyers who are prepared.
For properties priced just above the applicable thresholds, some price compression is a reasonable expectation as buyers begin discounting for the new annual cost. That discount is an opportunity for buyers who underwrite it correctly from day one.
Who Is Exempt: The Primary Residence Framework
The tax only applies if the property is not a primary residence. A property qualifies as a primary residence if it is:
· Owner occupied — the primary residence of one or more owners
· Tenant occupied — the primary residence of a tenant or subtenant living in the unit under a lease of at least one year in an arms-length transaction
· Family occupied — the primary residence of qualifying immediate family members of the owner
What's Excluded Entirely
Vacant land, unsold sponsor units still under an offering plan, and properties lacking a required certificate of occupancy are excluded from the proposal altogether.
Bottom Line
This tax is real, it's imminent, and most buyers and sellers don't yet understand how Phase 1 and Phase 2 differ — or what that difference means for their specific property type. The window to act on the more favorable Phase 1 terms is short. The inventory shift from newly motivated sellers is already beginning.
Understanding the details isn't just useful — it's where good decisions get made.
*Source: Real Estate Board of New York (REBNY) | rebny.com
Zac Stackell | NYC Real Estate
