Inherited Property Tax Basis in New York

When someone dies and leaves you property, the tax code does something surprisingly generous: it resets the property’s cost basis to its fair market value at the date of death. That “stepped-up basis” wipes out decades of unrealized appreciation in a single day. But in New York, the story doesn’t end there. The state has its own estate tax with a cliff rule that can turn a modest inheritance into a six-figure tax bill if the estate is even slightly over the threshold.

How Stepped-Up Basis Works

Your parents bought a brownstone in Brooklyn in 1985 for $150,000. When the surviving parent dies in 2025, that brownstone is worth $2.4 million. Under IRC Section 1014, your tax basis in the property steps up to $2.4 million — the fair market value on the date of death.

If you turn around and sell the brownstone for $2.5 million, your taxable gain is $100,000, not $2.35 million. That basis step-up just saved you roughly $470,000 in federal capital gains tax and another $200,000+ in New York State and City income taxes. It is one of the most valuable provisions in the entire tax code for heirs of appreciated property.

The step-up applies to all inherited assets — not just real estate. Stocks, bonds, business interests, art collections, and any other property passing through an estate get this reset. But for New York families, real estate is usually where the biggest numbers sit. For more on asset basis rules, see IRS Publication 551.

New York’s Estate Tax Cliff

Here’s where New York gets tricky. The state has a separate estate tax with a 2025 exemption of $7.16 million. Estates under that amount owe nothing to New York. But the exemption has a cliff: if the total taxable estate exceeds 105% of the exemption ($7.518 million in 2025), the entire exemption disappears and the estate is taxed from dollar one.

Read that again. It’s not a gradual phase-out. An estate worth $7.15 million owes zero New York estate tax. An estate worth $7.52 million owes roughly $500,000+. That $370,000 difference in estate value created a half-million-dollar tax bill.

For families with New York real estate — especially in Manhattan, Brooklyn, or the wealthier suburbs — this cliff is a genuine planning concern. A co-op or brownstone that appreciated faster than expected can push an estate over the cliff without anyone realizing it until the executor files the return.

The Federal Estate Tax Exemption

At the federal level, the 2025 estate tax exemption is $13.99 million per person ($27.98 million for married couples who have done proper planning). Most New York estates won’t owe federal estate tax. But the federal exemption is scheduled to drop roughly in half after December 31, 2025, when the Tax Cuts and Jobs Act provisions sunset. If Congress doesn’t act, the exemption falls to approximately $7 million per person in 2026.

That sunset would put the federal and New York exemptions in a similar range, meaning more estates face both taxes. Heirs who inherit property in 2026 or later need to pay attention to this timeline. For executor filing guidance, see IRS Publication 559.

Selling Inherited Property in NYC

If you inherit a home or apartment in New York and decide to sell, here’s what the tax picture looks like. Your basis is the fair market value at the date of death (or the alternate valuation date, if the executor elected it). Any gain above that basis is taxable as a capital gain.

For New York residents, you’re looking at:

Federal capital gains tax: 0%, 15%, or 20% depending on your income, plus 3.8% Net Investment Income Tax if your modified AGI exceeds $200,000 (single) or $250,000 (married filing jointly)
New York State income tax: up to 10.9% on capital gains (taxed as ordinary income at the state level)
New York City income tax: up to 3.876% for city residents

Combined, a high-income NYC resident could pay close to 38% in total taxes on the gain above the stepped-up basis. That makes getting the basis valuation right extremely important. A $50,000 difference in appraised value at the date of death translates to roughly $19,000 in taxes.

Getting the Appraisal Right

The date-of-death appraisal is the single most important document in the entire inherited property tax calculation. It sets your basis, which determines your gain when you sell. Too low and you pay more capital gains tax than necessary. Too high and the IRS or New York may challenge it, especially if the estate also filed an estate tax return using the same value.

For New York City real estate, use a licensed appraiser who knows the local market. Co-ops require a different valuation approach than condos or single-family homes because you’re technically valuing shares in a corporation, not real property. The appraiser should document comparable sales within 90 days of the death date and adjust for condition, floor, exposure, and building financials.

Keep the appraisal forever. If you sell the property 15 years later, the IRS can still ask how you determined your basis. Having a professional appraisal from the date of death is your best defense.

Planning Moves for New York Heirs

If you’re inheriting New York property as part of an estate near the $7.16 million cliff, talk to an estate attorney about planning options before the death occurs (if possible). Irrevocable life insurance trusts, lifetime gifting strategies, and charitable remainder trusts can all help keep the taxable estate below the cliff threshold.

If you’ve already inherited property, consider the holding period. There’s no special long-term capital gains holding period for inherited property — it’s automatically treated as long-term regardless of how long you hold it after the death. You can sell the day after you inherit it and still qualify for long-term capital gains rates.

One scenario we see regularly: a family inherits a rent-stabilized apartment building in upper Manhattan. The stepped-up basis is $3 million, but the building generates $200,000 in net rental income annually. Selling triggers a large capital gains tax, but holding means reporting the rental income (now with a higher depreciable basis, which is a silver lining). There’s no universal right answer — it depends on the family’s cash needs, tax situation, and tolerance for being a landlord in New York. For help reducing your overall tax burden, see our guide on how to pay less taxes in New York.

Frequently Asked Questions

What is stepped-up basis on inherited property?

When you inherit property, your tax basis “steps up” to the fair market value at the date of death. This means you only pay capital gains tax on appreciation that occurs after you inherit it, not on the gains that accumulated during the decedent’s lifetime.

Does New York have its own estate tax?

Yes. New York has a separate estate tax with a 2025 exemption of $7.16 million. The exemption has a cliff rule: if the estate exceeds 105% of the exemption, the entire exemption is lost and the estate is taxed from the first dollar.

How do I determine the fair market value of inherited property?

Hire a licensed appraiser to value the property as of the date of death. For NYC real estate, use an appraiser familiar with the local market and property type (co-op, condo, brownstone, multi-family). Keep the appraisal indefinitely as documentation of your basis.

Do I owe capital gains tax immediately when I inherit property?

No. You owe capital gains tax only when you sell the property. The gain is calculated as the sale price minus your stepped-up basis (the fair market value at the date of death). If you hold the property and never sell, no capital gains tax is owed.

Is inherited property automatically considered long-term for capital gains?

Yes. Inherited property is always treated as long-term capital gain property, regardless of how long you hold it after inheriting it. You qualify for the lower long-term capital gains rates even if you sell the property the week after inheriting it.

What happens to basis if the property was jointly owned?

If the property was held as joint tenants with right of survivorship, typically only the decedent’s share receives a stepped-up basis. For spouses in community property states, both halves may step up, but New York is not a community property state, so only the deceased spouse’s half gets the basis adjustment.

Sources & References

Inherited Property in New York? Let’s Talk.

Our CPA team helps New York heirs figure out the tax basis, plan the sale, and minimize the combined federal, state, and city tax hit on inherited real estate.

New Client Inquiry

The Reed Corporation — Business Management, Tax Returns, & Advisory