Form 709: When You Must File a Gift Tax Return (and When You Should Anyway)

Form 709 is the federal gift tax return. Filing it almost never means writing a check, but skipping it when you should have filed can cost your family far more than any tax.

Most New Yorkers hear the words “gift tax return” and assume that filing one means owing something. It almost never does. Form 709 is a reporting form: it tells the IRS how much of your $15,000,000 lifetime exemption you have used and it fixes the value of what you gave. New York has no gift tax and no gift tax return of its own, so the federal Form 709 is the only gift return a New York donor ever files.

The trouble is that the people who most need to file are often the ones who skip it: a parent who transferred family LLC units to the children, a couple who funded a spousal lifetime access trust, a grandparent who paid an insurance premium through an irrevocable life insurance trust. This page explains when the return is mandatory, when it is optional but wise, and how the return interacts with New York’s three-year add-back at death.

What Form 709 Is (and What It Is Not)

Form 709 is the United States Gift (and Generation-Skipping Transfer) Tax Return. It reports gifts made during a calendar year that exceed the annual exclusion, gifts of future interests of any size, and transfers to trusts that may one day pass to grandchildren. The donor files it, not the recipient, and each spouse files separately.

There is no New York gift tax and no New York gift tax return. We explain why that is not the whole story on our page on New York’s missing gift tax: taxable gifts made within three years of death are added back to a New York resident’s estate (Tax Law § 954(a)(3)), and the 2025 amendment keeps that rule in place for decedents dying before January 1, 2032. The federal Form 709 is the document that defines which gifts get added back.

The Myth: Filing Means Paying

In 2026 every person has a $15,000,000 federal exemption that covers lifetime gifts and the estate at death combined; a married couple has $30,000,000. That figure is now permanent law and is indexed for inflation. Gift tax at 40% is due only after the entire exemption has been used. Until then, each Form 709 simply subtracts the year’s taxable gifts from the remaining exemption and carries the running balance forward to the next return, and eventually to the estate tax return.

A parent who gives a child $500,000 in 2026 files a return, reports a taxable gift of $481,000 (the gift less the $19,000 annual exclusion), and pays nothing. The exemption available at death is reduced by $481,000. The return is a ledger, not a bill.

When You Must File

A Form 709 is required for the calendar year if any of the following happened:

• A gift above the annual exclusion. Any gift to one person of more than $19,000 in 2026, other than a gift to a U.S.-citizen spouse.
• A gift of a future interest, in any amount. A contribution to a trust the beneficiary cannot reach today is a future interest even if it is only a few thousand dollars.
• Gift-splitting. If spouses elect under § 2513 to treat gifts as made one-half by each, both must consent on the return, even when the split gifts fall within the annual exclusion.
• Gifts to a non-citizen spouse above $194,000. The unlimited marital deduction does not apply to a spouse who is not a U.S. citizen.
• GST exemption decisions. Allocating GST exemption to a trust, or electing out of the automatic allocation rules under § 2632(c), is done only on a timely Form 709.
• Charitable gifts, but only if other reportable gifts exist. A year with nothing but charitable giving requires no return.

No return is needed for:

• Present-interest gifts within the exclusion. Up to $19,000 per recipient in 2026, given outright or through a trust with a proper withdrawal right.
• Tuition and medical payments made directly to the provider. Unlimited under § 2503(e), provided the money goes to the school or the hospital, not to the student or patient.
• Gifts to a U.S.-citizen spouse. Covered by the unlimited marital deduction.
• Gifts to political organizations.

Four Situations That Trip Up New York Families

Gift-splitting between spouses

A married couple can give $38,000 to each recipient in 2026 without using exemption, but only if the gift-splitting election is made. A gift of $38,000 from one spouse’s account is a $19,000 taxable gift by that spouse unless both spouses sign the consent. The consent covers every gift made that year, and both spouses file.

Gifts to a trust without withdrawal rights

A gift the beneficiary cannot use now is a future interest. It never qualifies for the annual exclusion and must be reported no matter how small. Contributions to a dynasty trust, a GRAT or a SLAT without withdrawal powers fall in this category.

Crummey contributions

A withdrawal right converts a trust gift into a present interest (Crummey v. Commissioner, 397 F.2d 82 (9th Cir. 1968)), so premium gifts to an Crummey trust or ILIT within $19,000 per beneficiary technically require no return. We often file anyway, because the same return is where GST exemption is allocated to the trust, as explained below.

A spouse who is not a U.S. citizen

Gifts to a non-citizen spouse are excluded only up to $194,000 in 2026. Adding a non-citizen spouse to the deed of a New York home, or moving a large sum into that spouse’s sole name, can be a reportable gift that nobody thought of as a gift.

Three Reasons to File When You Do Not Have To

The most valuable Form 709s we prepare are the voluntary ones. A return that reports nothing taxable still does three things a missing return cannot.

1. Start the three-year clock on valuation

Under Treas. Reg. § 301.6501(c)-1(f), a gift that is “adequately disclosed” on a Form 709 can be revalued by the IRS only within three years of filing. A gift that is never disclosed stays open forever and can be revalued at the donor’s death, when the appraiser is gone and the discount is hard to defend. That is critical for family LLC units, real estate, closely held business interests and GRAT funding, where the value comes from an appraisal and a discount, not a brokerage statement.

2. Allocate GST exemption, or elect out

Each person has a $15,000,000 GST exemption in 2026. The automatic allocation rules of § 2632(c) sometimes allocate exemption to trusts that will never benefit grandchildren, wasting it, and sometimes fail to allocate to trusts that will. A Form 709 lets us affirmatively allocate exemption to an ILIT, GST trust or dynasty trust so that its inclusion ratio is zero, or elect out of automatic allocation for a GRAT, where allocating at funding is usually inefficient.

3. Create the paper trail for the New York add-back

The New York estate tax return looks to taxable gifts reported on Form 709 within three years of death. A complete set of returns lets the executor show exactly which gifts are added back, which fall within an exception (gifts made before April 1, 2014, gifts made while the donor was not a New York resident, gifts of real or tangible property located outside New York), and which are already in the federal gross estate. Without the returns, the executor reconstructs history from bank statements.

Deadlines

Form 709 is due April 15 of the year after the gift. A Form 4868 extension for your income tax return automatically extends the gift tax return as well; if you do not need an income tax extension, Form 8892 extends the gift return on its own. Either way the extended due date is October 15. GST allocations on a late return take effect only as of the filing date, at the value on that date, so a late return can quietly cost more exemption than a timely one.

What Goes on the Return

Schedule A is the heart of the form and is divided into three parts. Part 1 lists ordinary gifts that are subject only to gift tax: outright gifts to children, gifts to trusts for children, and similar transfers. Part 2 lists direct skips, meaning gifts to grandchildren or to trusts that benefit only skip persons, which are subject to both gift tax and GST tax. Part 3 lists indirect skips, meaning gifts to trusts that benefit children now but could pass to grandchildren later; most ILITs, SLATs and dynasty trusts are reported here and GST exemption is allocated here.

For each gift the return shows the recipient, a description of the property, the date, the donor’s adjusted basis and the fair market value. Adequate disclosure requires more than a line item. For an interest in an entity or real estate we attach a qualified appraisal, describe the discounts taken and the method used, and attach a copy of the trust instrument for any gift in trust. The remaining schedules track the running use of the lifetime and GST exemptions, so every prior year’s return must be in hand.

Penalties for Not Filing

The failure-to-file penalty is a percentage of the tax due, so if no tax is due the penalty is zero. Many people conclude that a missed return is harmless. The real costs are elsewhere: the statute of limitations on the gift’s value never starts, so the IRS can revalue a discounted LLC interest decades later; GST exemption that should have been allocated was not, or went automatically to the wrong trust, and fixing it means a late allocation at today’s higher values; and at death the executor must prove which gifts within three years were taxable for New York purposes without the returns that would have settled it.

Decision Table

Common Mistakes

• Forgetting the return for a 529 five-year election. Front-loading five years of annual exclusions into a college savings plan is allowed, but the election exists only on a Form 709. Without the return, the entire contribution above one year’s exclusion is a taxable gift in the year made.
• Not filing for a SLAT. A spousal lifetime access trust is a future-interest gift that must be reported. A trust for a spouse is not covered by the marital deduction, because the spouse’s interest does not qualify.
• Late GST allocation. Allocating exemption on a late return uses the trust’s value on the date of filing. If the trust has grown, more exemption is consumed to reach the same zero inclusion ratio.
• Reporting a discounted gift without the appraisal. A one-line entry showing a 30% discount with no supporting report is not adequate disclosure, and the statute of limitations does not start.

How We Help

We prepare Form 709 for the gifts we help our clients make, and we review returns prepared by others before they are filed. For discounted gifts of LLC or business interests we coordinate the appraisal and draft the disclosure statement so that the three-year statute actually starts. For trusts we decide, in writing, whether to allocate GST exemption or elect out, and we keep a running schedule of exemption used. If you made gifts in past years without filing, we can file late returns to close the valuation window and make late GST allocations before the trust grows further. Our page on saving money on gift tax covers the planning side of these gifts.

Related Estate Tax Planning Topics

• Generation-Skipping Transfer Tax – How the 40% GST tax works, who is a skip person, and why the $15,000,000 GST exemption has to be allocated on Form 709.
• Family LLC and Valuation Discounts – Gifts of discounted LLC units are the gifts most worth disclosing adequately on a gift tax return.
• Spousal Lifetime Access Trust – Funding a SLAT is a future-interest gift that must be reported, and GST exemption is usually allocated at the same time.
• New York Estate Tax in 2026 – The $7,350,000 exclusion, the cliff, and the three-year add-back of gifts reported on Form 709.

Talk to us about your gift tax return

We prepare and review Form 709 for New York donors and file late returns to close open years. Call Albert Goodwin at 212-233-1233 or email [email protected] to discuss the gifts you have made or are planning.