Fee-Only vs. Commission-Based Retirement Advisors: How Compensation Shapes the Advice
Who pays the adviser decides what the adviser is paid for. Here is what each model means, which standard applies, and what each one does to five retirement decisions you will only make once.
What is the difference between a fee-only and a commission-based financial advisor for retirement planning?
A fee-only adviser is paid only by the client, through a percentage of assets, a flat fee, an hourly rate or a retainer, and as a registered investment adviser owes a fiduciary duty across the whole relationship. A commission-based adviser is paid when a client buys a product such as an annuity, a mutual fund with a sales load or an insurance policy, and is held to Regulation Best Interest at the point of each recommendation. A fee-based adviser does both. The model shapes the incentives behind every retirement decision, which is why you confirm it in Form ADV or Form CRS before you sign.
Fee-only, commission-based, fee-based.
Three ways an adviser can be paid. Two of them sound alike.
Fee-only means compensation comes from clients and no one else. No commissions, no rebates, no referral fees, no payments from product providers to the adviser or any affiliate. The fee can be a percentage of assets managed, a flat planning fee, an hourly rate or a retainer. Fee-only does not remove every conflict: an asset-based fee rises with assets under management, which can color a recommendation to keep money invested rather than spend it, and that is disclosed in Form ADV like any other conflict.
Commission-based means the adviser is paid when a product is purchased: an annuity, a mutual fund with a sales charge, a life or long-term care policy. The commission is typically built into the product, so the client may never see it as a line item. The adviser's income rises with the transactions completed and can vary with which product is chosen. Regulation Best Interest requires those conflicts to be disclosed and, in some cases, mitigated. It does not remove them.
Fee-based is the hybrid, and the term most often misread. The adviser charges client fees and can also earn commissions or product payments. It sounds like fee-only and is structurally different: one revenue source versus several. When anyone describes themselves as fee-based, ask whether they or any affiliate can receive commissions, and get the answer in writing.
Fiduciary duty versus Regulation Best Interest.
Compensation is one fact. The legal standard is a second, and the two travel together but are not the same.
| Feature | Fee-only | Commission-based | Fee-based |
|---|---|---|---|
| Who pays | Client only | Product providers, through commissions built into the product | Client fees plus product-related compensation |
| Standard that usually applies | Fiduciary duty under the Investment Advisers Act, across the relationship | Regulation Best Interest, at the time of each recommendation | Depends on registration; often both, by account |
| Where it is disclosed | Form ADV Part 2A, Item 5 | Form CRS and product disclosures | Form ADV and Form CRS |
| How the cost shows up | A stated fee, in writing | Embedded in the product; ask for it in dollars | Both |
| What the adviser is paid for | Advice and ongoing planning | Transactions | Both, which splits the incentive |
A registered investment adviser owes a fiduciary duty of care and loyalty under the Investment Advisers Act: act in the client's best interest, disclose all material conflicts, and provide ongoing advice where the engagement is ongoing. A broker-dealer representative is held to Regulation Best Interest, in force since 2020, which replaced the older suitability rule for retail customers and is substantially stronger than it: act in the customer's best interest at the time of a recommendation, disclose and mitigate conflicts, and do not place the firm's interest ahead of the customer's. The difference is duration. One obligation attaches to the recommendation; the other to the relationship. Many large firms are dually registered and operate under both, by account, which is why the first question is always which capacity the person is serving you in.
How the model pulls on five retirement decisions.
Compensation does not determine integrity. It shapes incentives, and these are the decisions where the pull shows up.
The 401(k) rollover
Roll it over, leave it in place, or combine. A rollover moves assets to where an adviser can be paid on them, under either model. The question to ask is why: cost, investment options, creditor protection and the rule allowing penalty-free 401(k) withdrawals after separation at 55 or later all bear on it. A rollover recommended without that analysis is a red flag, whoever recommends it.
The income product
An annuity can fill a gap between predictable income and essential expenses, and it can also carry a commission that varies by product and term. The question is whether the gap was measured first and the product sized to it, or the product came first and the gap was described to fit. A fee-only adviser has no commission reason to prefer one answer; a commission-based adviser has to show the reasoning in writing.
The fund and its share class
The same strategy can be held in a share class with a sales charge or one without, and the difference compounds over a thirty-year retirement. Ask which share class is being recommended, what it costs internally, and whether a lower-cost version of the same holding exists. Open-architecture advisers select across the whole market; some platforms limit the list.
Roth conversions
A conversion creates taxable income now in exchange for tax-free withdrawals later and is valuable only in the right years at the right size. It generates no product sale, so there is no commission on it. That is one reason the fee-only model tends to surface it and a transaction-based model sometimes does not. The analysis is tax-sensitive; coordinate with your CPA.
Social Security timing
Claiming age is permanent and, for a couple, sets the survivor's income for life. It also produces no product. An adviser paid for planning has a reason to model it carefully; an adviser paid on transactions has no financial reason to spend hours on it. Ask any adviser to walk you through a claiming analysis they have actually worked through for someone your age.
Which model fits which situation.
Neither is right for everyone. The honest version of the comparison.
Fee-only tends to fit when the decisions interact: retirement income, Social Security, taxes, estate documents and long-term care coordinated over decades, with ongoing monitoring and a fee that is stated in writing. Commission-based can fit a single, well-defined product need where ongoing planning is not wanted and paying a commission once is simpler than paying a fee every year. Fee-based can suit someone who wants planning plus access to specific insurance or annuity products through one person, provided they understand the incentive is split and ask whether the fiduciary duty applies when the product is sold.
Whichever model, three things are non-negotiable: ask how the person is paid, ask which standard applies to each service, and get both answers in writing. Then check them against Form ADV on the SEC's Investment Adviser Public Disclosure site, Form CRS, and FINRA BrokerCheck. If the written answer and the spoken one differ, that is the information you came for. The full verification sequence is in how to verify a fee-only fiduciary planner.
An independent, fee-only fiduciary in Londonderry.
Three words define the practice: independent, fee-only, fiduciary. Each is checkable.
KBR Retirement & Investment Solutions, LLC is a registered investment adviser serving pre-retirees and retirees across southern New Hampshire and northeastern Massachusetts. It is paid only by its clients, holds client assets at independent third-party custodians, and sells no products. Bernie Ross, in financial services since 1997, is the only person who advises clients: he does the planning, handles the 401(k) rollover, and services the relationship himself, coordinating retirement income, taxes, Social Security timing, estate documents and long-term care. Compensation and every disclosure are in the Form ADV brochure linked from Disclosures.
Common questions.
Is a fee-only financial advisor always a fiduciary?
Usually, but the two are separate facts. Fee-only describes compensation: client fees only, no commissions or product payments. Fiduciary duty comes from registration as an investment adviser under the Investment Advisers Act and from the advisory agreement. Most fee-only advisers are registered investment advisers and therefore fiduciaries, but confirm each separately: compensation in Item 5 of Form ADV Part 2A, and fiduciary status in writing.
Can a commission-based advisor still act in my best interest?
Yes. Regulation Best Interest requires a broker-dealer representative to act in a retail customer's best interest when making a recommendation, to disclose conflicts and to mitigate certain of them, and many representatives do careful work. The structural difference is that the obligation attaches to the recommendation rather than the relationship, and the representative's income still depends on which products are purchased. Check FINRA BrokerCheck and ask for Form CRS before deciding.
What does fee-based mean, and how is it different from fee-only?
Fee-based means the adviser charges client fees and may also receive commissions or other product-related compensation. Fee-only means the adviser receives nothing from anyone but the client. The terms sound alike and are structurally different. If an adviser or any affiliate can earn a commission on anything they recommend, they are fee-based, whatever the website says. Ask directly and get the answer in writing.
How much does a fee-only advisor cost for retirement planning?
A percentage of assets they manage, a flat planning fee, an hourly rate or a retainer, with no commissions on top. The schedule is in Form ADV Part 2A. The number to ask for is total cost as a single figure: the advisory fee plus the internal expenses of the investments used and any custody or platform charges. Compare that to the embedded costs of any product a commission-based recommendation would involve.
Which model is better for retirement planning?
Neither is better in every case. For a household coordinating Social Security, withdrawals, taxes, estate documents and care planning over decades, fee-only fiduciary advice removes the compensation reason to favor one recommendation over another and attaches a duty to the whole relationship. For a one-time, single-product need, a commission can be the simpler way to pay. Whichever model, ask how the person is paid, what standard applies, and get both in writing.
What this connects to.
Fee-only planning in NH vs. national firms
The firm-level view: Advisers Act versus Reg BI, ADV versus CRS, open platform versus firm list.
How to verify a fee-only fiduciary planner
Six steps in the public record: ADV Item 5, Part 2B, custody and the compensation question.
How to know if a financial advisor fits your retirement
The eight-step evaluation, including fit, communication and red flags.
About the author
Bernie Ross is the founder of KBR Retirement & Investment Solutions, LLC, an independent, fee-only registered investment adviser in Londonderry, New Hampshire. He has worked in financial services since 1997 and personally handles the planning and services every client relationship. Read more about Bernie.
This article is general information and is not personalized investment, tax or legal advice. It does not consider your individual circumstances. Consult your CPA or attorney on tax and legal matters. Advisory services are offered through KBR Retirement & Investment Solutions, LLC, a registered investment adviser. Registration does not imply a certain level of skill or training. See Disclosures.
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