A spousal lifetime access trust (SLAT) is one of the most popular ways for married couples to use their federal gift and estate tax exemption while they are alive, without giving up access to the money entirely. One spouse gives assets to an irrevocable trust for the other spouse and the children, and the assets and all of their future growth stay out of both spouses’ taxable estates.
SLAT, in short: One spouse (the donor) makes a gift to an irrevocable trust that can make distributions to the other spouse and usually the children. The gift uses part of the donor’s lifetime exemption ($15 million per person in 2026, adjusted for inflation starting in 2027), so no gift tax is due, and the trust assets and their growth are not included in either spouse’s estate. The family keeps indirect access through the beneficiary spouse.

Reviewed by Turner Henington, attorney and former KPMG tax accountant, Texas Bar No. 24148206 · Updated November 2026
Texas is a community property state, so most assets acquired during marriage belong half to each spouse. If a SLAT is funded with community property, the beneficiary spouse is treated as having contributed half of it, which can cause that half to be included in the beneficiary spouse’s estate. For that reason, Texas couples usually sign a partition agreement first, converting the assets to be gifted into the donor spouse’s separate property (Tex. Fam. Code § 4.102). We prepare the partition agreement and the trust together.
Many couples want each spouse to create a SLAT for the other. If the two trusts are substantially identical and leave both spouses in the same economic position, the IRS can “uncross” them and include each trust in the estate of the spouse it benefits (United States v. Estate of Grace, 395 U.S. 316 (1969)). We design the two trusts to differ in meaningful ways, such as timing, funding, beneficiaries, trustees and distribution powers.
| Fund a SLAT now | Keep the assets | |
|---|---|---|
| Future growth | Outside both estates | Taxed at death if the estate is over the exemption |
| Access | Through the beneficiary spouse | Full access |
| Income tax basis at death | Carryover basis | New basis at death |
| Protection from creditors | Spendthrift trust protection | Generally exposed |
| Exemption used | Locked in, even if the law later lowers the exemption | Depends on the law at death |
Treasury regulations protect exemption used for lifetime gifts if the exemption is later reduced (Treas. Reg. § 20.2010-1(c)), which is one reason families with larger estates use SLATs now rather than waiting.
We start with a free consultation and an estate tax projection, then draft the partition agreement, the SLAT and the funding documents, coordinate the gift tax return with your CPA, and update your revocable trust and will so the whole plan works together. See also lifetime gifting strategies and the estate tax planning overview.
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Yes. The beneficiary spouse can usually serve as trustee if distributions to them are limited to health, education, maintenance and support. Broader powers are given to an independent trustee.
Usually not for estate tax reasons alone. SLATs are most useful for married couples whose combined estate, including expected growth, could exceed $30 million, or who want trust protection for their children.
The trust is irrevocable and is not undone by a divorce. Many SLATs define the beneficiary as the donor’s current spouse, so a former spouse no longer benefits after a divorce.
This page is general information, not tax or legal advice for your situation. Reading it does not create an attorney-client relationship.
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