How Much Money Can You Give Your Grandchildren Tax-Free?

In 2026, you can give each grandchild up to $19,000 without owing gift tax or filing anything with the IRS, and a married couple giving together can move $38,000 per grandchild the same way. On top of that, tuition and medical bills you pay directly to the school or provider don’t count against any limit at all. Larger gifts aren’t necessarily taxed either; they just start using up a $15 million lifetime exemption per person. So the question of how much money you can give your grandchildren tax-free has a short answer and a longer one, and the longer one is where most of the planning happens.

The $19,000 Annual Exclusion

The simplest tax-free channel is the annual gift tax exclusion. In 2026, any individual can give up to $19,000 to any other person with no gift tax consequences and no requirement to file a gift tax return.¹ The cap is per recipient, so a grandparent with four grandchildren can give away $76,000 in a single year without triggering any tax.

Married grandparents can double the amount through gift splitting. If both spouses agree, every dollar one of them gives is treated as if each gave half, which lets the couple move $38,000 to each grandchild per year. Gift splitting requires both spouses to file IRS Form 709 and consent to the arrangement, even when neither spouse’s half exceeds $19,000 on its own.²

One catch trips people up. The gift has to be a “present interest,” meaning the grandchild has an immediate right to use the money.³ Cash, a check, or stock transferred outright all qualify. Money locked away in a trust that the grandchild can’t touch until age 30 generally does not, unless the trust is specifically drafted to create a present interest.

Unlimited Tuition and Medical Payments

Separate from the $19,000 cap, the tax code lets you pay any amount for a grandchild’s tuition or medical care with no gift tax, provided you pay the institution directly. There is no dollar limit on these transfers, and they do not reduce your annual exclusion or your lifetime exemption.⁴

Tuition

The unlimited exclusion covers tuition paid to a qualifying school at any level, elementary through graduate school, full-time or part-time. “Tuition” means tuition only, though. Room and board, books, lab fees, and supplies don’t qualify. If you write a single check to a university that covers tuition and housing together, only the tuition portion is excluded.⁴

The payment has to go straight to the school. Reimbursing your grandchild or sending money through their parent breaks the direct-payment rule, and the amount then counts against your $19,000 annual limit instead.

Medical Expenses

The same rule applies to medical bills. You can pay a grandchild’s hospital, doctor, dentist, or therapist directly for any amount without gift tax. Health insurance premiums paid on the grandchild’s behalf also qualify.⁴ If the grandchild’s own insurance later reimburses an expense you paid, the reimbursed portion loses the exclusion and is treated as a gift.

These exclusions stack with the annual limit. A grandparent could pay $60,000 in tuition directly to a university, cover $15,000 in medical bills sent to the provider, and still give the same grandchild another $19,000 in cash, all in the same year, all completely tax-free.

What Happens Above $19,000

Going over the annual exclusion doesn’t automatically mean owing tax. It means filing. You report the excess on IRS Form 709, and it reduces your lifetime exemption instead of triggering a bill. For 2026, the lifetime exemption is $15 million per individual, or $30 million combined for a married couple.¹ The One, Big, Beautiful Bill Act, signed on July 4, 2025, permanently set the exemption at $15 million and indexed it for inflation.

The math in practice: give a grandchild $100,000 in 2026, and the first $19,000 is covered by the annual exclusion. The remaining $81,000 is a “taxable gift” you report on Form 709, but no tax is due. Your lifetime exemption simply drops from $15 million to $14,919,000. The only consequence is a slightly smaller shelter for your estate at death.

For most families, that exemption is far more than they’ll ever use. For high-net-worth grandparents, the calculation is more nuanced, because assets given now also remove future appreciation from the taxable estate.

The Extra Layer for Gifts to Grandchildren

Gifts to grandchildren carry a tax that gifts to your own children don’t: the generation-skipping transfer (GST) tax. Congress created it to stop wealthy families from bypassing estate tax by leapfrogging a generation. Because a grandchild sits two generations below you, they’re a “skip person,” and transfers that skip your children’s generation can trigger this additional 40% tax on top of any regular gift tax.¹

Two protections keep most grandparent gifts clear of it. Any gift that qualifies for the $19,000 annual exclusion or the unlimited tuition and medical exclusion is automatically exempt from GST tax as well. These are treated as “nontaxable gifts” with an inclusion ratio of zero, meaning they’re invisible for GST purposes.⁵ Separately, every person has a GST exemption equal to the basic exclusion amount, $15 million for 2026, that you can allocate to larger gifts on Form 709.⁶ Allocated exemption is used up, but the gift and all its future growth are permanently shielded from the 40% GST rate. Failing to allocate on a large gift is a costly mistake; combined gift and GST tax can approach 65%.

There’s also an exception worth knowing about. If your grandchild’s parent (your son or daughter) has already died, the grandchild moves up one generation for GST purposes and stops being a skip person.⁷ In that situation, GST tax doesn’t apply at all.

Front-Loading a 529 Plan

Section 529 college savings plans get a special break. You can front-load up to five years of annual exclusions into a 529 in a single year, which means a single grandparent can put in up to $95,000 at once, or a married couple can put in $190,000 using gift splitting, with no gift tax.⁸ You report the contribution on Form 709 and elect to spread it evenly over five years. The trade-off: no more annual exclusion gifts to that same grandchild during those five years without dipping into your lifetime exemption.

Grandparent-owned 529s have another advantage worth knowing. Under current FAFSA rules, assets in a grandparent-owned 529 aren’t reported on the application, and distributions no longer count as student income. That reverses an older rule that could reduce a student’s aid eligibility by up to 50% of the distribution.

Cash Versus Appreciated Assets

The annual exclusion and lifetime exemption apply to all property, not just money, but the income tax side matters as much as the gift tax side. When you give an asset to a grandchild during your lifetime, they inherit your original cost basis.⁹ If you bought stock for $10,000 that’s now worth $100,000, your grandchild’s basis is still $10,000, and selling triggers capital gains tax on $90,000.

Property that passes through your estate at death is treated differently. It gets a stepped-up basis equal to fair market value on the date of death.¹⁰ The grandchild’s basis becomes $100,000, and immediate sale produces zero capital gains. The $90,000 of unrealized appreciation disappears entirely.

For highly appreciated assets like real estate or long-held stock, the income tax cost of gifting during life can outweigh the estate tax benefit. Cash sidesteps the problem, because cash has no built-in gain.

The Medicaid Trap

One boundary catches grandparents off guard. The IRS and Medicaid follow entirely separate rules, and a gift that’s perfectly clean under the gift tax code can create a Medicaid problem. When a grandparent applies for Medicaid long-term care benefits, the state agency reviews all asset transfers made in the prior 60 months.¹¹

Any gift within that five-year look-back, regardless of size, can trigger a penalty period of Medicaid ineligibility. The penalty equals the total value of gifts divided by the state’s average monthly cost of private nursing care. A $100,000 gift in a state with a $10,000 monthly average produces ten months of ineligibility. A $19,000 birthday check the IRS never sees is fully countable by Medicaid. Grandparents who may need long-term care within five years should weigh timing and size carefully, whatever the gift tax picture looks like.

State Estate and Inheritance Taxes

Federal rules aren’t the whole picture. Roughly a dozen states impose their own estate or inheritance taxes with exemption thresholds far below the federal $15 million, some as low as $1 million. These state taxes can apply even when federal exemption fully shields the estate, and they vary by state and by the heir’s relationship to the deceased. In states with these lower thresholds, lifetime gifts that shrink the taxable estate can be worth more than the federal-only math suggests. If your estate is anywhere near a state limit, the rules are worth checking against your specific state before making large transfers.

1
Internal Revenue Service. What’s New – Estate and Gift Tax
2
Internal Revenue Service. Gifts and Inheritances
3
Office of the Law Revision Counsel. 26 USC 2503 – Taxable Gifts
4
eCFR. 26 CFR 25.2503-6 – Exclusion for Certain Qualified Transfer for Tuition or Medical Expenses
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Office of the Law Revision Counsel. 26 USC 2642 – Inclusion Ratio
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Office of the Law Revision Counsel. 26 USC 2631 – GST Exemption
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Office of the Law Revision Counsel. 26 USC 2651 – Generation Assignment
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Office of the Law Revision Counsel. 26 USC 529 – Qualified Tuition Programs
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Office of the Law Revision Counsel. 26 USC 1015 – Basis of Property Acquired by Gifts and Transfers in Trust
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Office of the Law Revision Counsel. 26 USC 1014 – Basis of Property Acquired From a Decedent
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Office of the Law Revision Counsel. 42 USC 1396p – Liens, Adjustments and Recoveries, and Transfers of Assets