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Fiduciary: What the Legal Duty Actually Means for Investors

By Imperialpedia Staff

A fiduciary is a person or firm legally and ethically obligated to act in the best interest of their client, putting the client's interests ahead of their own. In financial services, this duty is a meaningful distinction — not every financial professional is legally held to it.

Fiduciary Standard vs. Suitability Standard

Some financial professionals are only held to a "suitability" standard, meaning a recommendation just has to be reasonably suitable for the client — it doesn't have to be the lowest-cost or objectively best option available. A fiduciary standard is stricter: the recommendation must genuinely be in the client's best interest, which can rule out higher-fee products when a comparable lower-cost option exists.

Who Is (and Isn't) Typically a Fiduciary

Registered Investment Advisers (RIAs) are generally held to a fiduciary standard. Many, though not all, financial professionals working on commission at brokerage firms have historically operated under a suitability standard instead, though regulations in this area have evolved over time and vary by the specific type of account and service being offered.
IMPORTANT
It's reasonable, and increasingly common, for a prospective client to directly ask a financial professional whether they are acting as a fiduciary for the specific account or service in question — the answer can differ by product even within the same firm.

Why the Distinction Matters

Fees and product selection can differ meaningfully between a fiduciary and a non-fiduciary relationship over time, since a fiduciary duty removes some of the incentive to recommend higher-commission products when a lower-cost alternative would serve the client just as well or better.

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