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GRAT Tax Strategy Estate Planning

GRATs From the Drafting Table: Where the Document Actually Earns Its Keep

Mario Bai
Mario Bai

Most founders I sit down with have already heard of the Grantor Retained Annuity Trust. Many of them tell me, with some confidence, that they "have one." Far fewer have a trust instrument drafted and funded in a way that will actually carry pre-liquidity appreciation out of their estate. The distance between owning a GRAT and owning a GRAT that works is mostly a drafting and timing problem, and drafting is where I spend my time.

What follows is how I think about these trusts as the lawyer who has to write them, defend them, and live with them for their full term. None of it is advice for your situation. It is the framework I bring to the table before I draft a single annuity provision.

The instrument, briefly

A GRAT is an irrevocable grantor trust. The grantor contributes an asset expected to appreciate and retains the right to a fixed annuity paid back over a set term. That annuity is sized to return the contributed value plus a statutory assumed rate of return, the §7520 rate the IRS publishes each month. Whatever the asset earns above that assumed rate is left in the trust when the term ends, sitting outside the taxable estate, passing without a meaningful bite out of the lifetime exemption, and frequently flowing into a continuing trust for the next generation.

Drafted well, the gift reported on funding can be engineered close to zero (a "zeroed-out" GRAT). Drafted well, the downside if the asset disappoints is also close to zero: the annuity simply hands the property back to the grantor and no exemption has been spent. That two-sided, heads-I-win-tails-I-break-even quality is the whole reason the technique exists, and protecting it is a drafting responsibility, not an afterthought.

Two questions I get in every first meeting

"Why not just give the shares away?" Because an outright gift permanently burns lifetime gift and estate tax exemption. Under the One Big Beautiful Bill Act, that exemption is $15 million per person starting in 2026 ($30 million for a married couple using portability), indexed for inflation from 2027, with no scheduled sunset. That is a higher and steadier number than the regime it replaced, but it is still finite, and a 40% federal estate tax still sits on everything above it. A properly structured GRAT moves appreciation off the estate ledger without consuming that exemption, which keeps it available for the assets and purposes where it does the most good. The exemption is no longer racing a clock, but it is still scarce, and I draft to conserve it.

"What happens if the stock falls?" The grantor takes the property back through the annuity, no gift tax is triggered, and no exemption is consumed. At that point the grantor is free to come back and fund a new GRAT at the lower value and, often, a different assumed rate. That recoverability is precisely why a series of short trusts tends to beat one long one on a volatile asset, which is the next point.

Why I usually draft short, rolling GRATs rather than one long one

Picture a single ten-year GRAT funded with one block of pre-IPO stock. That is one bet resolved once. If the company lags the assumed rate for the first several years and only takes off near the end, the trust can still come up empty, because the early annuity payments have already pulled the recovering value back out to the grantor. A chain of rolling two-year GRATs behaves differently: each one captures its own up-cycle and shrugs off the down-cycles without lasting harm.

  • Down period: the assets return to the grantor, and a fresh GRAT can be funded at the new, lower value.
  • Flat period: the assumed rate is met, a modest excess passes, the trust runs its course.
  • Up period: the assumed rate is cleared by a wide margin, a larger excess passes, and the next layer gets funded.

Over a full liquidity cycle, the rolling structure compounds the winners and quarantines the losers. A single long trust blends them into an average, which is usually the wrong outcome on a high-volatility position. What the right cadence is for any given client is a judgment call I make with them, and it has to be written into how the instruments are staged and the annuities laddered.

The assumed rate, and why funding month matters

The §7520 rate sets the bar the asset has to clear. Lock in a low rate and the asset has an easier hurdle; fund the identical trust some months later in a higher-rate environment and the projected wealth passing at term can shift substantially on the same asset performance, because the rate is fixed at funding. The rate moves monthly, and tracking it is part of choosing when to execute.

A high-rate environment is not, on its own, a reason to shelve the technique. It is a reason to fund with an asset whose expected compound return is projected to beat the rate by a comfortable margin. The comparison that matters is the assumed rate against the asset's expected growth, not the assumed rate against zero.

Funding before the IPO versus after

The pre-IPO window is the clean one. Shares are illiquid, the 409A value is low, and a re-rating to public markets is anticipated, so the GRAT is positioned to catch the appreciation above the assumed rate. Defensible valuation discounts for lack of marketability and minority interest, supported by a qualified independent appraisal, can further shrink the gift reported on funding. Those discounts have to be earned by the appraisal and reflected in how the contribution is documented.

Post-IPO is harder but far from closed. Once lockup lifts, a founder who still expects appreciation can fund GRATs with public shares and capture upside over the assumed rate. The marketability discount is gone, but the liquidity makes the annuity mechanical and cuts administrative friction. Post-IPO GRATs are frequently coordinated with a 10b5-1 trading plan, with securities counsel handling the plan and me handling the trust so the two do not collide.

Where these trusts go wrong (and where good drafting prevents it)

Thin valuation work. A GRAT is only as defensible as the appraisal beneath it. A generalist appraiser who does not know the asset class manufactures audit exposure that compounds for the entire life of the trust. I want a qualified, class-appropriate appraiser engaged before funding, and I draft the contribution to rely on that work.

The grantor dying mid-term. If the grantor does not outlive the term, the assets are generally dragged back into the estate and the exercise fails. Term length is therefore a mortality question as much as a return question. I tend to draft shorter terms for older grantors and longer or rolling terms for younger founders, and I build that into the structure deliberately rather than defaulting to a round number.

No liquidity for the annuity. The trust has to pay the annuity in cash or in kind, every period. For illiquid pre-IPO holdings, in-kind distributions back to the grantor are common, and the authority to make them has to be written into the instrument from day one. Discovering you cannot make a payment is a drafting failure, not a market event.

Starting too late. The productive runway for this work is roughly eighteen to twenty-four months ahead of a capital event. The unproductive moment is the day the term sheet lands. By then the valuation posture is largely set, the §7520 timing is no longer yours to choose, and the menu of available moves has narrowed to almost nothing. The single most valuable thing a founder can do is start the conversation early.

The bottom line

A GRAT does not cut this year's tax bill. It is built to push the future appreciation of an asset out of the estate, with little to lose if the bet does not land. Very few planning tools carry that asymmetry. Founders who take it seriously, start early, and fund in series can move eight and nine figures of future appreciation to the next generation while keeping the bulk of their exemption intact for everything else they want it to do. The catch, and the reason I lead with the instrument rather than the concept, is that all of that lives or dies in how the trust is actually drafted, funded, and administered.

This piece is general commentary on a well-established planning technique and is not legal advice. Whether a GRAT, or any particular structure, is appropriate depends on facts I would need to review with you directly.

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