New York imposes its own estate tax — separate from the federal estate tax — on estates above the state exemption amount, and it has an unusual “cliff” that can tax the entire estate if you exceed the exemption by more than 5%. For Nassau and Suffolk homeowners whose property has appreciated for decades, an estate that once seemed modest can drift into cliff territory. New York has no inheritance tax and no gift tax, but it does add back gifts made within three years of death.
Note: Exemption amounts change every year for inflation. The figures below are illustrative concepts — verify the current-year exemption before relying on a number.
How the New York estate tax cliff works (the 105% rule)
New York gives a generous exemption, but unlike the federal system, the exemption phases out completely once your taxable estate exceeds about 105% of the exemption. Cross that line and you lose the exemption entirely — the whole estate is taxed, not just the excess.
The cliff (definition): if your New York taxable estate exceeds 105% of the state exemption, the exemption disappears and the entire estate becomes taxable.
Worked example (illustrative): Suppose the exemption is $X. An estate at $X owes no New York estate tax. An estate at 105% of $X still gets partial relief. But an estate just over 105% of $X loses the exemption entirely and is taxed from the first dollar — a small overage can trigger a large tax. A Garden City or Cold Spring Harbor home that appreciated past the cliff can do exactly this.
New York vs. federal exemption
| Feature | New York estate tax | Federal estate tax |
|---|---|---|
| Has its own exemption | Yes | Yes (much higher) |
| “Cliff” full phase-out | Yes (~105% rule) | No |
| Portability between spouses | No | Yes |
| Inheritance tax | None | None |
| Gift tax | None (but 3-yr add-back) | Yes |
Because the federal exemption is far higher, most Long Island estates that owe any death tax owe it to New York, not Washington.
No inheritance or gift tax — but a 3-year add-back
New York does not tax beneficiaries who receive an inheritance, and it has no standalone gift tax. However, gifts made within three years of death are added back into the New York gross estate for the cliff calculation. So a deathbed transfer of a Suffolk vacation home won’t escape the cliff — plan gifts well in advance.
Portability: federal has it, New York doesn’t
Portability lets a surviving spouse use the deceased spouse’s unused federal exemption. New York offers no portability. The practical fix is credit shelter (bypass) trust planning so the first spouse’s exemption isn’t wasted — important for Long Island couples whose combined home-plus-savings estate could otherwise cross the cliff at the second death.
Portability (definition): the ability of a surviving spouse to inherit the deceased spouse’s unused estate-tax exemption (federal only).
Reduction strategies (overview)
- Credit shelter / bypass trusts — capture both spouses’ New York exemptions.
- Lifetime gifting — reduce the taxable estate (mind the 3-year add-back).
- Irrevocable life insurance trust (ILIT) — keep life insurance proceeds out of the taxable estate.
- Charitable bequests — reduce the taxable estate and can pull you back under the cliff.
- Irrevocable trusts — move appreciating Long Island real estate out of your estate.
See trusts in New York for how these vehicles are built.
Cliff exposure for Long Island estates specifically
Long Island’s value concentration is in real property. A couple who bought a Massapequa or Huntington home decades ago for a fraction of today’s value, added retirement savings and a life-insurance policy, can easily assemble a New York taxable estate near the exemption — and an East-End Suffolk second home in the Hamptons can push them over the cliff on its own. Because the cliff is unforgiving, even families who don’t feel “wealthy” benefit from running the numbers.
Gross estate (definition): everything you own at death, including real property, accounts, retirement plans, and life insurance you control. Taxable estate (definition): the gross estate minus deductions (debts, expenses, the marital and charitable deductions). Exemption (definition): the amount that passes free of estate tax.
FAQ
Does Long Island have its own estate tax? No — there’s no county estate tax. The New York State estate tax applies statewide, including Nassau and Suffolk.
Will my heirs pay tax on what they inherit? New York has no inheritance tax, so beneficiaries don’t pay a state tax simply for receiving an inheritance.
How do I avoid the cliff? Stay under ~105% of the exemption through trusts, gifting (made early), and charitable planning — modeled to current-year figures.
Is my house counted at market value? Yes — for estate-tax purposes the home is valued at its fair market value at death, which is why appreciated Long Island homes drive cliff exposure.
Model your estate-tax exposure
Numbers change annually, so planning should use current-year figures. To run your Nassau or Suffolk estate against the cliff, book a 30-minute consultation with Russel Morgan: schedule via Calendly.
Have a question about your estate?
Talk it through with Russel Morgan — free 30-minute consult.