The transfer is a governance test. Families are buying paperwork.

Sixty-one percent of Americans with $25 million or more in investable assets say they worry about how an inheritance will affect their children's motivation, and Bank of America's 2026 Private Bank Study of Wealthy Americans has handed that fear to an industry answering with a drafting boom: 41% of those households are writing specific provisions into trusts to manage the risk, while 36% have decided to limit how much their heirs know about the family's wealth at all.

Underneath sits the figure that keeps the study circulating. Cerulli Associates projects $124 trillion will change hands in the United States through 2048, with $105 trillion passing directly to heirs and $18 trillion to charity, as InvestmentNews reported this week; those two buckets sum to $123 trillion against the headline, which leaves a trillion dollars sitting outside the named categories and suggests the industry extends more deference to a round number than a projection warrants.

Buried in the same coverage is the sentence that ought to reorganize priorities across the practice: the paperwork behind the transfer — wills, trusts, beneficiary forms — has become the easy part. What happens after the signature is not a legal problem but a question of who administers the money once the signers are gone, and whether giving becomes part of a family's identity or an afterthought, and the coverage does not answer it.

The Bank of America data describes households that have already priced the drafting and have not yet priced the trustee. Families are answering a human question with documents, and the documents are the cheapest part of the answer.

A trust provision can install a distribution standard, but it cannot install the judgment of the person who applies it — and in most families that person is not a professional. David Barnard, founder and CEO of Luminary, is direct about the pattern: professional trustees exist for a reason, and families tend to choose for comfort where the role calls for competence, because knowing the family is not the same skill as running a trust, which asks for decisions aligned with the grantor's intent, delivered with enough efficiency and transparency to hold across decades.

John Abbuhl, who leads trust business development at National Advisors Trust, describes the reflex from the other side of the table: families treat the trustee seat as an honor to bestow without fully costing the fiduciary, administrative and legal duties attached to it. Corporate trustees exist to absorb that load, to bring objectivity to difficult decisions and continuity across generations, and Abbuhl sells corporate trusteeship — which does not weaken his point. A trustee selected for affection and a trustee selected for capability carry different risks, and only one of those picks was made on purpose.

The economics of an advisory practice get interesting here: a firm that writes the plan but cannot administer it is doing origination for whichever institution can. The will is signed, the trust is funded, and the relationship migrates to the trustee, who then has standing to call the heirs for years. The wealth transfer is a governance-timed event rather than a balance-sheet event; the firms that own the family meeting and the plan record keep the next generation before the assets move. The trustee appointment is the instant that argument gets settled, family by family, and it is not an appointment most advisors think to contest.

This is the same pattern as family offices building private-market allocations ahead of the succession work those commitments demand. Add illiquidity to an unprepared heir and the governance gap stops being a thought experiment, and a trust holding the same positions inherits the same problem on a longer fuse.

Charity is the smaller half of the Cerulli split and the more interesting one, because it is the piece of the estate plan a family can run in public. John Youngs, a partner and CEO at Tiller Private Wealth, points to donor-advised funds: assets go in, the deduction arrives immediately, grants flow out over time to charities the family chooses, and the taxable estate — depending on the numbers — comes out smaller; every advisor knows that version of the story.

But the governance version gets skipped: a DAF hands a family a standing reason to convene, a decision to make together, and a visible scoreboard for a set of shared values. If heir motivation is the fear driving 41% of these households into trust provisions, the giving vehicle is the one line in the plan that practices the thing they say they want rather than distributing the thing they already have. It is likely not a coincidence that the households with the most capacity to give are also the households with the most to govern.

The ethical will, the document that transmits intent where the balance sheet transmits assets, is becoming the advisor's retention play for the heirs themselves, and the charitable vehicle is that argument with money attached. What the study's data does not establish is how many of these families have told their heirs what the money is for, as opposed to how much of it there is.

Those 36% are families that have decided their heirs should know less, and that number sits awkwardly beside the fear driving the drafting: motivation is built by practice, exposure and consequence, not by withholding the shape of the family's position. A household blanking out the balance sheet is likely buying a cleaner present in exchange for a harder transition.

An advisor who takes that instruction and files it has done the easy half of the job, because there is a defensible version of discretion: staged disclosure, thresholds tied to an heir's age or readiness, a governance calendar that brings the next generation into the room on a schedule the family sets in advance. That version raises heirs who have watched decisions get made and formed opinions about them; the other version raises an heir who meets the family's balance sheet for the first time at the reading of the will, which is an appalling place to begin a relationship with a trustee.

The advice business runs its own version in parallel: the advisors drafting these trusts belong to the same cohort selling practices into a consolidating RIA market and working through succession at their own firms, as our coverage of the retirement wave keeps showing — what changes hands in a good deal is a template for continuity as much as a book of assets. That is one demographic clock running in two places, which is why the governance problem inside client households and the succession problem inside advisory firms are the same problem.

Watch three things. Which advisory firms stand up trust-administration capability rather than referring it away. Which corporate trustees sign referral arrangements that leave the RIA on the plan record. And how many of the 36% change their posture once an heir is old enough to ask a question. Cerulli's $105 trillion arrives by 2048, and who administers it is still undecided in most of these families — the part of the plan still genuinely up for grabs.