Insights · Trusts

The Most Common Trust Engineering Mistake

By Jonathane Ricci · Wealth-orchestration attorney, licensed in New York and Michigan · Updated August 2026

Three failures account for nearly everything we correct when a client arrives with an existing trust, and they are not equally likely or equally expensive. Retained control is the most common by a wide margin. Non-funding is the rarest and the simplest to prevent. Isolation from the wider structure is the one that tends to cost the most, because it usually surfaces years later, in a jurisdiction nobody was watching.

The first is simple to state and expensive to have missed: the client believes they have a functioning asset protection or estate planning trust, and in practice they have retained so much control that the trust may not deliver many of the outcomes they believe it will.

A trust is not a document. It is a legal relationship, and that relationship has to be supported by real governance, real administration, and real behavior consistent with its terms. It is common to find a client acting, in practice, as settlor, trustee, investment manager, and primary beneficiary simultaneously. The paperwork can look impressive. The excessive control running underneath it can quietly undermine the asset protection, the tax treatment, and the succession planning the trust was built to provide, because courts and tax authorities look past the label on a document to the actual relationship it describes, and a trust operated as though it were still personal property tends to be treated as exactly that when it matters most.

The mechanism behind this is worth understanding plainly. Asset protection through a trust generally depends on genuinely separating legal ownership from the person whose creditors might one day come looking. If that person can freely reclaim the assets whenever they choose, the separation was never real. The trust’s protective value is not a feature of the document itself. It is a feature of the distance the document actually creates between the person and the assets, and every act of retained control narrows that distance. Our guide to trust selection and stewardship covers how that distance is built and maintained across the main trust types.

A second recurring issue is treating the trust as an isolated instrument rather than one piece of a larger structure. Trusts built without reference to corporate ownership, tax residency, reporting obligations, family governance, or cross-border exposure can work cleanly in the jurisdiction where they were drafted and create real complications the moment any of those other factors change. A trust that made sense when a family lived in one country can create unexpected reporting obligations the moment a beneficiary relocates. A trust is one layer among several, and the layers only hold when they are designed together.

The third, and perhaps most avoidable, failure is a trust that was properly created and never properly funded. Creating a trust and funding a trust are two different legal acts, and clients are routinely surprised to learn that the structure they believe is protecting specific assets never actually took possession of them. We have reviewed trusts, properly drafted, professionally executed, that held nothing at all, because the final step of actually retitling assets into the trust’s name was treated as an administrative afterthought rather than the step that made the entire structure real.

We treat trust engineering as a strategic process, not a one-time transaction. The goal is not simply to produce a trust. It is to ensure the trust integrates cleanly with the rest of a family’s protection, tax, and succession planning, administered consistently with its own terms over time, and actually funded with the assets it was built to hold.