The 467-a abatement expires June 30. The DOF crackdown came first.

Every NYC co-op and condo enrolled in the RPTL §467-a partial tax abatement is scheduled to lose that benefit on July 1, 2026, unless Albany acts before the fiscal year ends. The abatement reduces annual property taxes by 17.5 to 28.1 percent for owner-occupants across all five boroughs. The program has required a standalone legislative extension eight times since 1996. No extension for the fiscal year beginning July 1 has been signed into law as of this writing.

What the 467-a abatement actually does.

New York's property tax code classifies co-ops and condos as Class 2 income-producing properties, assessed on the rental income equivalent of the building rather than on the transaction prices individual units command. That method generates a persistent gap between assessed carrying cost and actual market value for owner-occupants. The 467-a abatement was created in 1996 to offset a portion of that gap for units used as a primary residence.

The offset scales with the building's average assessed value per unit, using four tiers set by statute. For the 2025-26 tax year, as published by the NYC Department of Finance:

The rates are applied to each eligible unit's share of the building's Class 2 tax bill. The building's board or managing agent submits the application to DOF on behalf of all qualifying units; individual owners are not required to file separately. For co-ops, the savings flow through reduced maintenance; for condominiums, they appear as a direct credit on the unit owner's tax bill. The abatement does not eliminate the underlying assessment disparity. It reduces the annual dollar impact for owners who occupy the unit as their primary residence.

Who certifies your eligibility — and why that is a structural problem.

The program's eligibility hinge is primary residency. Under the current rules, each unit owner or shareholder must certify to the managing agent or board that the unit is their primary residence. The board or managing agent collects those certifications, maintains them in their records, and submits the aggregate application to DOF. As of tax year 2023-24, managing agents and boards are no longer required to attest personally to the accuracy of each owner's claim, but they remain the submission gatekeepers and the record-keepers for DOF inquiries.

That chain of responsibility runs through an entity with no required professional credential. A managing agent certifying primary-residency records on behalf of a 200-unit co-op (an application that determines whether the building's owners receive or forfeit several hundred thousand dollars in annual tax benefits) is subject to no state licensing requirement. S.71 (Kavanagh), the Senate bill that would require condo and co-op managing agents to register with the Department of State, remains in the Senate Judiciary Committee. No hearing date has been set.

There is a second problem on the definition side. The DOF co-op/condo abatement FAQ defines the central eligibility requirement as "primary residence," a phrase RPTL §467-a uses without a statutory definition. New York State applies different primary-residence tests in different contexts: days-in-state for income tax purposes, domicile intent for estate purposes, a separate standard for the STAR property tax exemption. The 467-a statute provides no guidance on which test governs, leaving boards and managing agents to apply a certification standard that no court has fully defined for this specific program.

The DOF enforcement action: $13 million and an uncertain target.

In March and April 2026, the Mamdani administration sent letters to co-op and condo owners across all five boroughs demanding documentation of primary residency. The Real Deal reported that the administration expects to cancel $13 million in abatements, roughly three percent of the program's estimated total annual value, by flagging units the DOF has identified as likely non-primary-residence claimants.

The enforcement action puts boards and managing agents directly in the path of formal DOF inquiries. When DOF sends a letter to a unit owner demanding proof of primary residency, the board or managing agent is typically the first point of contact for the owner, and the entity whose records DOF may seek to review. That operational exposure falls on entities that have no required professional license, no mandatory errors-and-omissions coverage tied to this function, and no defined standard of care under RPTL §467-a for how primary-residency certifications should be verified before submission.

The timing adds a particular dimension. The DOF launched the enforcement sweep with fewer than 90 days remaining on the program's current authorization. If the abatement lapses on July 1 without renewal, the enforcement letters become procedurally moot: there is no benefit to strip. If the abatement is renewed, the sweep establishes a new documentation baseline that will govern the next authorization period. Either way, the sequencing left buildings managing a compliance event on a program whose legal status past June 30 remains unresolved.

Eight extensions and the pattern behind them.

The 467-a abatement has been extended by the state legislature eight separate times since it was first enacted in 1996. Extensions have come as standalone bills and as riders to larger housing packages. The most recent extension was enacted in June 2023, running the program through June 30, 2026. No extension for the fiscal year beginning July 1, 2026 has been reported as enacted.

The program has a recurring advocacy problem. Co-op and condo owner-occupants are a diffuse group: spread across five boroughs, organized into individual building corporations with no central institutional voice. The organized interests that dominate Albany's housing debates are landlord associations, tenant advocacy coalitions, and the real estate development industry, none of which represent owner-occupants in Class 2 residential buildings as their primary constituency. Co-ops and Condos United of NY, a grassroots advocacy organization that held its inaugural meeting in February 2026 with representatives from more than 100,000 units, has listed the 467-a renewal among its stated priorities. Whether that translates to an enacted extension before June 30 is a question of legislative timing.

The property tax disparity the abatement was created to offset has not improved. Average annual property taxes for Queens condos rose 42.7 percent over four years through 2026; Brooklyn condos rose 47.6 percent over the same period, according to Habitat Magazine's analysis of NYC DOF data. That trend is driven by the rental-market-based assessment method, and the 467-a abatement is, to our knowledge, the only direct offset mechanism specifically for primary-resident owners subject to it.

What a July 1 lapse means for your building.

If the abatement is not renewed before July 1, the benefit disappears for the 2026-27 tax year with no phase-in. The program is authorized by statute; it either applies or it does not. For co-ops, the loss flows through the maintenance calculation: each unit's share of the building's Class 2 tax bill rises by the amount of the abatement that had been crediting against it. For condominiums, the credit disappears from the unit's DOF tax bill directly.

Buildings in the 28.1 percent tier (those with average assessed values of $50,000 or less per unit, typically smaller outer-borough buildings) face the largest percentage impact. Larger Manhattan buildings in the 17.5 percent tier face a smaller percentage reduction but larger absolute dollars per unit given higher assessments. In either case, the impact arrives on July 1 without advance notice from DOF if no extension is enacted.

There is also an administrative burden even if renewal does come through. Buildings whose managing agents cannot document current primary-residency certifications for all enrolled units may face retroactive audits or exclusions from the renewed program. The DOF's April sweep created a paper-trail expectation that boards and managing agents will need to satisfy in any renewal application cycle, regardless of whether the individual unit owners who received letters respond before June 30.

Boards planning for the fiscal year that begins July 1 should model both scenarios: abatement renewed at current rates (maintenance or common charges flat), and abatement lapsed (maintenance or common charges up by the per-unit abatement amount). The renewal bill has support in the legislature, but support and enactment are not the same thing, and the program has come close to its expiration date before.

Bottom line.

The 467-a abatement is not a developer incentive. It is a partial correction for a structural tax disparity that New York's property tax assessment method imposes on owner-occupants in Class 2 buildings. Every time the program approaches its expiration without a confirmed renewal, the people who manage the paperwork (boards and managing agents operating with no required professional license) carry operational uncertainty they did not choose. The people who carry the financial uncertainty are the unit owners. The deadline is June 30, and it is three weeks away.

Primary sources:
RPTL §467-a (NY Senate)  ·  NYC DOF Co-op/Condo Abatement program page  ·  NYC DOF abatement FAQ  ·  The Real Deal, March 31, 2026  ·  Habitat Magazine, January 2026

Companion resources:
The pied-à-terre surcharge that made co-op boards into state tax collectors  ·  Your 421-a tax abatement is expiring  ·  The J-51 abatement just came back for ten years  ·  S.71 and the managing-agent licensure gap  ·  All regulatory gaps