To Gift or Hold—That is the Question
Gifting assets out of your estate saves estate tax - but it forfeits the step-up in basis at death, creating a future capital gain liability. In this post, we’ll discuss this issue, and we’ve included a calculator that quantifies the trade-off.
Please keep in mind that what you see below is for informational purposes only and does not constitute legal advice.
With the federal estate tax exemption sitting at $15 million per person in 2026 — and portability allowing married couples to combine exemptions for a $30 million shield — gifting strategies are having a moment. But there's a hidden cost that doesn't get nearly enough attention: when you give an appreciated asset away, you permanently forfeit a powerful tax benefit called the step-up in basis.
This isn't a reason to avoid gifting. It's a reason to be deliberate about what you gift, when you gift it, and how much appreciation is already embedded in the asset. Sometimes the math strongly favors gifting. Sometimes it doesn't. And the difference can be worth hundreds of thousands of dollars to your heirs.
First: What Is the Step-Up in Basis?
When you own an appreciated asset — say, stock you bought for $200,000 that's now worth $1,000,000 — you have an unrealized capital gain of $800,000. If you sell it, you owe capital gains tax on that $800,000. If you hold the asset until you pass away, something remarkable happens: your heirs receive the asset with a new cost basis equal to the value on the date of your death. That embedded $800,000 gain simply disappears. It is never taxed.
This is the step-up in basis, and it is one of the most valuable provisions in the entire tax code for affluent families. It rewards patience and long-term holding.
You bought real estate in 1995 for $500,000. It's now worth $3,000,000. Your cost basis is $500,000 — meaning there's $2,500,000 of embedded gain. If you sell it today, you owe roughly $575,000 in capital gains tax (at a 23% combined rate). If you hold it until death and your heir sells it the next day for $3,000,000, the tax bill is zero. The step-up wiped out the entire gain.
So What Happens When You Gift That Asset?
When you give an appreciated asset to a child, a trust, or a Spousal Lifetime Access Trust (SLAT), the recipient receives your original cost basis — not the current fair market value. This is called a carryover basis. When the recipient eventually sells the asset, they owe capital gains tax on the full appreciation from your original purchase price, plus everything that has accrued since.
In other words: you've traded a future estate tax problem for a future capital gains tax problem. The question is whether that trade is actually a good deal.
The Trade-Off in Plain Math
Here's the fundamental equation. When you gift an asset, you save estate tax — currently 40% — on the asset's current value. But you create a capital gains liability that will eventually be paid on the full appreciation from your original cost basis to the eventual sale price. The question is which number is larger.
For a zero-basis asset — say, a business interest you built from scratch, or real estate purchased decades ago — the capital gains liability is enormous. The entire future sale price is exposed to capital gains tax (roughly 24% at the federal level including the net investment income tax, and considerably higher when state taxes are added). The estate tax saved today is 40% of current value. But the CG tax owed later could apply to a much larger future value.
Net advantage of gifting = Future Value × (Estate Rate − Capital Gains Rate) + Basis × Capital Gains Rate
For a zero-basis asset with no exemption remaining, the second term vanishes and the gift only wins if the estate tax rate meaningfully exceeds the capital gains rate. Once exemption enters the picture, the calculus shifts — as explained below.
There's one more factor that makes gifting more powerful than this simple formula suggests: exemption leverage. If you have remaining gift and estate tax exemption, gifting an asset doesn't just save tax at 40% on today's value — it uses exemption to shelter everything that asset grows to be worth. Gift $3 million of exemption today, and you've potentially sheltered $9 or $12 million from estate tax twenty years from now. That leverage can overwhelm the capital gains cost.
Understanding Your Exemption in 2026
As of 2026, the federal estate and gift tax exemption is $15,000,000 per individual. For a married couple, that's $30,000,000 combined — and portability remains in effect, meaning a surviving spouse can preserve any unused portion of their deceased spouse's exemption — effectively stacking both exemptions — by filing an estate tax return after the first death. In most cases where no estate tax return was otherwise required, this election can be made up to five years after the date of death.
This creates an important planning dynamic. If your estate is under $15 million today but growing — and you have reason to believe you'll be over the exemption threshold at death — there's a strong argument for gifting now, while exemption covers the full value of what you're giving. Every dollar you gift under the exemption shelter today removes not just that dollar from your taxable estate, but all future appreciation on it as well.
Several states — including Massachusetts, Oregon, Washington, and others — have their own estate taxes with much lower exemptions, ranging from $1 to $2 million in the most aggressive states. If you live in one of these states, the calculus for gifting can shift substantially, since you're potentially saving state estate tax as well. Your advisor should model both federal and state exposure.
When Gifting Is Clearly the Right Move
Gifting appreciated assets makes the most sense when several factors align: you have meaningful exemption remaining, the asset is expected to grow aggressively, the holding period is long (giving the exemption leverage time to compound), and the asset has at least some cost basis — meaning the capital gains exposure isn't maximal.
A classic example: gifting a private business interest to a SLAT early in the company's growth curve. The gift is made at a relatively low valuation (often with valuation discounts applied), the exemption locks in that value, and all future appreciation happens outside the estate entirely. The capital gains issue exists but is manageable — especially if the business will likely be held for many years before sale.
When Holding Is the Right Move
The step-up in basis is most valuable — and gifting is least attractive — when the asset has very low or zero basis, modest expected future appreciation, and a relatively short expected holding period before sale. In that scenario, the capital gains tax the heirs will owe from a carryover basis is close in magnitude to the estate tax you're trying to avoid, and the step-up effectively solves the problem for free.
A good example: a rental property that has fully depreciated, is held in a trust that will terminate soon, and won't appreciate dramatically before distribution. On a fully depreciated property, gifting creates two problems instead of one — ordinary capital gains tax on the appreciation, plus depreciation recapture taxed at 25%, none of which would have been owed had the asset passed through the estate with a step-up. Holding it in the estate and using exemption on more growth-oriented assets is usually the better strategy.
Run the Numbers for Your Situation
The calculator below models both paths — gifting vs. holding — across your specific assumptions. It accounts for your remaining exemption, the size of your broader estate, how the asset is expected to grow, and what capital gains rate applies in your state. Adjust the sliders and watch where the two lines diverge.
What the Calculator Doesn't Model
No calculator can capture every planning consideration. A few important factors this analysis intentionally simplifies:
Gift tax paid is itself a planning tool. In some cases, paying gift tax now can actually be advantageous because the tax paid removes additional wealth from the estate. The so-called "gross-up" rules make this nuanced — your advisor can walk through the math.
Valuation discounts can change the picture dramatically. Gifts of minority interests in family limited partnerships or LLCs often qualify for discounts of 20–40% for lack of control and lack of marketability. These discounts reduce the taxable gift — meaning you can transfer more value per dollar of exemption used.
SLAT-specific considerations. A Spousal Lifetime Access Trust lets your spouse benefit from the gifted assets during their lifetime, which mitigates the "loss of access" concern. But the capital gains analysis still applies — the SLAT will eventually sell assets or distribute them to beneficiaries, and the carryover basis will matter.
The time value of tax deferral. The capital gains tax in the gift path isn't due until the asset is sold. If that's 20 or 30 years away, the present value of that future tax burden is meaningfully lower than the nominal amount. This analysis doesn't discount future taxes, which slightly understates the gift advantage in long-horizon scenarios.
A Framework for Decision-Making
Before gifting any appreciated asset, run through these four questions:
1. How much exemption do I have left? If you have substantial exemption remaining and your estate is growing, the leverage argument for gifting is powerful. The step-up cost is often worth paying to lock in that leverage. If you've used your exemption, every dollar gifted is a direct trade of estate tax savings for capital gains creation — analyze it more carefully.
2. What's the basis? High-basis assets (where you paid close to current value) are almost always better gifting candidates than low-basis assets. The capital gains exposure is minimal, and the estate tax savings are real. Zero-basis assets deserve extra scrutiny.
3. How long will the asset be held? Long holding periods strongly favor gifting, because exemption leverage has decades to compound. Short holding periods favor holding for the step-up.
4. What's my state's capital gains rate? This is underappreciated. In California, Oregon, or New York, combined rates can reach 33% or higher. At those rates, the spread between the estate tax rate and the capital gains rate narrows dramatically, making the step-up far more valuable.
The step-up in basis is real money — often hundreds of thousands of dollars on a single asset. It deserves a place in every gifting conversation. The goal isn't to avoid gifting; it's to gift the right assets in the right order, preserving step-up opportunities where they're most valuable and using them on assets where the trade-off clearly favors it.
As always, the right answer depends on your specific numbers, your state of residence, the composition of your estate, and assumptions about future tax law. Work through the calculator above with your actual figures — and bring those results to a conversation with your estate planning attorney and CPA.