706-QDT

U.S. Estate Tax Return for Qualified Domestic Trusts

Agency
IRS
Revision
Rev. August 2025
Fillable fields
896
Pages
6
Official source
IRS form page
Checked
October 21, 2026
Fill 706-QDT online
Page 1 of form 706-QDT

Form 706-QDT: U.S. Estate Tax Return for Qualified Domestic Trusts

Form 706-QDT is the estate tax return for a qualified domestic trust (QDOT). The About page says the trustee or designated filer uses it to figure and report the estate tax due on certain distributions from the QDOT, the value of the property remaining in the QDOT on the date of the surviving spouse's death, and the corpus portion of certain annuity payments.

The instructions say the QDOT rules apply only in those situations where a decedent's surviving spouse is not a U.S. citizen. They also say the form can be used to notify the IRS that the trust is exempt from future filing because the surviving spouse has become a U.S. citizen and meets the line 4 requirements.

The return is filed by the trust's trustee or a designated filer, not by the surviving spouse. You can fill out the PDF free in your browser on this page and download the result without an account.

What's on Form 706-QDT

Part I: general information

The trust's name and EIN, the trustee or designated filer's name, number and address, the surviving spouse's name, TIN and status, and the decedent's name, SSN and date of death.

Part II: elections

Four Yes, No or N/A questions: alternate valuation, special use valuation with Schedule T (Form 706), installment payments under section 6166, and the spousal election under section 2056A(b)(12)(C).

Part III: tax computation

Lines 1 to 15 bring in taxable distributions, property at death, deductions and prior taxable events, recompute the decedent's estate tax, and show the tax due or an overpayment with direct deposit fields.

Schedule A: designated filer summary

A table that summarizes prior and current year taxable distributions, property remaining in the QDOTs at the surviving spouse's death, and marital and charitable deductions for multiple trusts.

Schedule B, Parts I to III

Completed by the trustee for each trust: general information, taxable distributions with any hardship exemption claimed, and taxable property in the trust at the surviving spouse's death.

Schedule B, Parts IV and V

Marital and charitable deductions for property that remained in the QDOT at the surviving spouse's death and was includible in the surviving spouse's gross estate.

How to fill out Form 706-QDT

  1. 1

    Part I

    Enter the trust's name and EIN. The instructions say all trusts filing Form 706-QDT have an EIN, and to write "Applied for" on line 1b if it has not arrived. Line 4a is the decedent on whose estate tax return the QDOT election was made.

  2. 2

    Part II

    Answer each election question. The instructions say alternate valuation, once made, is irrevocable, and a special use valuation election needs Schedule T (Form 706) and its attachments filed with this return.

  3. 3

    Schedule B, Part II

    Report each current year distribution of corpus with its date, description and value. The instructions say value is fair market value on the date of distribution. Enter any hardship exemption in column (f).

  4. 4

    Schedule B, Parts III to V

    List all property remaining in the QDOT at the surviving spouse's death, including corpus and undistributed income. The instructions say to make no entry in Parts IV and V unless Part III has one.

  5. 5

    Schedule A and Part III

    Carry the Schedule B totals to Schedule A, then to Part III. For lines 10 and 11, the instructions say to use the same revision of Form 706 or Form 706-NA the executor filed for the decedent's estate.

  6. 6

    Sign

    The trustee or designated filer signs under penalties of perjury. If the trustee files and more than one trustee is listed, the instructions say all listed trustees verify the return.

The instructions set an order: Part I, Part II, Schedule B (or the Schedules B from each trustee), Schedule A, then Part III.

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When and where to file, and payment

Annual due date

The instructions say the return for distributions is generally due on or after January 1 but not later than April 15 of the year following any calendar year with a taxable event or a hardship distribution.

Death or loss of QDOT status

A return filed because of the surviving spouse's death is due within 9 months following the date of death. If the trust ceases to qualify as a QDOT, it is due within 9 months of that date.

Extension

Form 4768 applies for an automatic 6-month extension of time to file. Check the "Form 706-QDT" box in Part II of Form 4768. The instructions say an extension of time to file does not extend the time to pay.

Where to send

Department of the Treasury, Internal Revenue Service Center, Kansas City, MO 64999. With a private delivery service: Internal Revenue Submission Processing Center, 333 W. Pershing, Kansas City, MO 64108.

Attachments

A copy of the trust instrument goes with the first Form 706-QDT filed for the trust. A return filed due to the surviving spouse's death includes a copy of the death certificate.

Paying by check

Make the check payable to "United States Treasury" and write the surviving spouse's SSN (or ITIN) and "Form 706-QDT" on it. The instructions also list EFTPS and same-day wire.

Who files Form 706-QDT?

  • Trustee of a single QDOT

    If the surviving spouse is the beneficiary of only one QDOT, the instructions say the trustee of that QDOT is liable for filing Form 706-QDT and paying the tax. If a trust has more than one trustee, each is liable.

  • Designated filer for several QDOTs

    When the spouse is the beneficiary of more than one QDOT from a single decedent and the decedent's executor named a designated filer, that filer files one return for all of the QDOTs.

  • Trustees who complete only Schedule B

    When there is a designated filer, the trustee of each trust completes a separate Schedule B and gives it to the designated filer at least 60 days before the due date for filing Form 706-QDT.

  • Paid preparers

    The instructions say anyone paid to prepare the return generally signs it, uses a PTIN and gives a copy of the completed return to the trustee or designated filer.

  • Not filed by the surviving spouse

    The surviving spouse is the trust's beneficiary and is named on the return, but the trustee or designated filer completes and signs it.

The instructions say either the trustee or the designated filer files Form 706-QDT for any year in which the QDOT has a taxable event or makes a distribution on account of hardship.

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Questions about Form 706-QDT

What is a qualified domestic trust?

The instructions describe a QDOT as a trust that qualifies for the estate tax marital deduction under section 2056, requires at least one trustee to be a U.S. citizen or domestic corporation, and for which the executor made the QDOT election on the decedent's estate tax return.

Are income distributions to the surviving spouse taxable events?

The instructions list distributions of income to the surviving spouse and distributions on account of hardship as exceptions to the taxable distributions made before the spouse's death.

Who files when there are several QDOTs?

If the decedent's executor designated a filer, that designated filer files one return for all of the QDOTs, using a Schedule B from each trustee.

What if the surviving spouse becomes a U.S. citizen?

The instructions say the QDOT tax will not apply to later distributions if certain conditions are met, and to file a final Form 706-QDT to notify the IRS. Line 4 holds an election for spouses who do not meet those conditions.

Does an extension give more time to pay?

No. The instructions say an extension of time to file does not extend the time to pay the tax.

How is an amended return filed?

The instructions say to file another Form 706-QDT with "Supplemental Information" across the top of page 1, a statement of what changed and a copy of the original return.