THE HORIZON
A conference room in an estate attorney's office, late January 2046. A folder of deeds and account statements sits on the table, coffee going cold beside it, and no one in the room owes the federal government a dollar in estate tax on the transfer.
That scene is not guaranteed, but it is more likely than it was two years ago, and more likely than it looked as recently as 2024. Snap back to the present: the mechanism that made it more likely was confirmed again in year-end tax planning guidance published in mid-December 2025.
THE EVENT
The federal estate and gift tax exemption rises to $15 million per individual in 2026, up from $13.99 million in 2025, under adjustments the IRS confirmed following the One Big Beautiful Bill Act. For a married couple, that shields a combined $30 million from federal estate or gift tax.
The increase reflects more than an inflation adjustment. The One Big Beautiful Bill Act, signed July 4, 2025, canceled a scheduled 2026 sunset that would have cut the exemption roughly in half, and made the higher exemption permanent with ongoing inflation indexing.
Tax planning guides published in mid-December 2025, including year-end reviews from major firms, walked clients through the confirmed 2026 figures as part of routine planning season. The annual gift tax exclusion held steady at $19,000 per recipient for 2026, unchanged from 2025.
The annual amount that can pass to a spouse who is not a U.S. citizen also rose, to $194,000 in 2026. That figure matters less broadly, but it is one more line item finalized in the same December guidance.
THE PATH
For most builders in this newsletter's audience, an estate well under $15 million will never owe federal estate tax regardless of this change. The consequence lives elsewhere: in the certainty itself, not the number.
Permanence changes planning math. A builder who delayed setting up an irrevocable trust or a gifting strategy because the exemption might have been cut in half next year no longer needs to plan around that particular cliff.
That certainty has a compounding effect on lifetime gifting strategy. A builder who gifts $19,000 a year to each of three children starting at age 50 moves $57,000 annually out of his estate, and permanence means that gifting plan can now run for decades without a rule change forcing a redesign.
The non-obvious consequence touches business succession planning specifically. An owner planning to transfer a business to the next generation can now value that transfer against a durable $15 million exemption rather than a number that might have halved on short notice, changing the calculus for how much of the transfer to complete via gift versus sale.
A less obvious angle sits in real estate. Families holding appreciated rental property or land across generations often relied on the estate tax exemption, not a 1031 exchange, as the mechanism that let heirs receive a stepped-up basis without a tax bill forcing a sale.
A higher, permanent exemption makes it more likely that inherited real estate can stay in a family rather than being sold to cover an estate tax bill, a quiet stabilizer for multi-generational real asset holdings.
None of this changes what a builder should do with a $2 million or $5 million estate, since federal estate tax was already a non-issue at that size. It does remove one source of five-year uncertainty from the plans of builders closer to the threshold.
A builder with a growing business, a paid-off rental portfolio, and a brokerage account compounding since his thirties can reach eight figures faster than he expects. Permanence gives that trajectory a fixed target to plan against rather than a moving one.
THE WATCH
Watch for state-level estate tax exemptions, which in many states remain far below the federal $15 million figure and were not touched by this change. Watch also for any legislative effort to revisit the exemption before its next scheduled review point.
A builder now knows the federal number he is planning against is fixed for the foreseeable future, which is a different kind of knowledge than a number that is merely favorable today. That difference is what lets a gifting or trust strategy get built once instead of revisited every year.
Sources
IRS Announces Increased Gift and Estate Tax Exemption Amounts for 2026 (Morgan Lewis): https://www.morganlewis.com/pubs/2025/10/irs-announces-increased-gift-and-estate-tax-exemption-amounts-for-2026
2025 Year-End Tax Planning Guide (Duane Morris LLP): https://www.duanemorris.com/alerts/2025_year_end_tax_planning_guide_1225.html