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Is this legal?

(f) A trust created by an employer as a part of a stock bonus, pension, or profit-sharing plan for the exclusive benefit of some or all of his employees, to which contributions are made by such employer, or employees, or both, for the purpose of distributing to such employees the earnings and principal of the fund accumulated by the trust in accordance with such plan, shall not be taxable under this section

The Revenue Act of 1926 added pension plans to the federal tax rule for employer retirement trusts. Read Revenue Act of 1926, section 219(f), 44 Stat. 9 in full (opens in a new tab)

The short answer

Defined benefit plans are written into the Internal Revenue Code and ERISA, and the Department of Labor counted 46,233 of them in its 2023 Form 5500 data, which leaves out one-participant plans. The IRS lists one defined benefit arrangement as a listed transaction: a plan whose employer deducts premiums on life insurance with a death benefit more than $100,000 above the participant's death benefit under the plan. Anyone can check a provider directly: the enrolled actuary on the IRS roster, an adviser on the SEC's search, a broker on FINRA BrokerCheck and an insurance agent on the state's license lookup.

Are cash balance plans legitimate?

Yes. Defined benefit plans, cash balance plans among them, are written into sections 401(a), 411, 412, 415 and 430 of the Internal Revenue Code and regulated under ERISA, the federal pension law. The Department of Labor counted 46,233 defined benefit plans in its 2023 Form 5500 data, which leaves out one-participant plans.

The Internal Revenue Service enforces the tax rules. The Department of Labor’s Employee Benefits Security Administration enforces the fiduciary and reporting rules. The Pension Benefit Guaranty Corporation (PBGC) insures the plans it covers, and many small plans are not covered: the PBGC excludes a professional service employer’s plan that has never had more than 25 active participants at any time after September 2, 1974, and a plan maintained only for substantial owners, meaning owners of more than 10 percent of the business.

26 U.S.C. 401(a) (opens in a new tab)U.S. Department of Labor, Private Pension Plan Bulletin Abstract, 2023 (opens in a new tab)29 U.S.C. 1321(b)(9) and (b)(13) (opens in a new tab)

Will a plan trigger an IRS audit?

No published IRS audit rate exists for cash balance or defined benefit plans, so no one can promise that a plan avoids an examination or invites one. The IRS does publish the list of documents its examiners request for a cash balance plan, and an ordinary, well-run plan can answer every item on it.

The list starts with the plan document, the trust document and every amendment, the IRS letter that covers the plan document, each Form 5500 with all of its schedules, and any excise tax return the plan filed. A plan on a pre-approved document, with an enrolled actuary and filings made on time, is a plan that can produce each of those.

Internal Revenue Service, Information and Document Request, Cash Balance Plan (opens in a new tab)

Does the IRS treat any pension plan as abusive?

Yes, one arrangement. The IRS lists deductions for excess life insurance in a section 412(i) or other defined benefit plan among its abusive transactions. A plan whose employer deducts premiums on a life insurance contract with a death benefit more than $100,000 above the participant’s death benefit under the plan is a listed transaction under Rev. Rul. 2004-20.

effective February 13, 2004, the date this revenue ruling was released to the public, provided that the employer has deducted amounts used to pay premiums on a life insurance contract for a participant with a death benefit under the contract that exceeds the participant’s death benefit under the plan by more than $100,000.

Listed effective February 13, 2004. Read Rev. Rul. 2004-20 in full (opens in a new tab)

A taxpayer in a listed transaction must disclose it to the IRS on Form 8886 with the tax return. A sound plan matches its insurance and annuity contracts to the benefits the plan promises, and passes the nondiscrimination tests that apply to every qualified plan.

Internal Revenue Service, Employee Plans abusive tax transactions page (opens in a new tab)

Why did 412(i) plans get a bad name?

On February 13, 2004, the Treasury and the IRS issued guidance against specially designed life insurance policies used inside section 412(i) plans. The policies were generally offered only to highly compensated employees, raised the deductible contribution, and were then moved to the employee at a value far below what the policy would soon be worth.

Rev. Rul. 2004-20 holds that a plan cannot be a section 412(i) plan if its insurance and annuity contracts provide benefits at normal retirement age above the benefits the plan itself promises, and that premiums for a death benefit above the plan’s are not deductible when paid. Section 412(i) now carries the number 412(e)(3), and the plan must still be funded exclusively by insurance contracts.

Rev. Rul. 2004-20 (opens in a new tab)26 U.S.C. 412(e)(3) (opens in a new tab)

The full answer: What is a 412(e)(3) plan?

What are the warning signs of an abusive plan?

The IRS names its own warning signs for plans that hold insurance: premiums above what the plan’s benefits need, life insurance death benefits above the plan’s death benefit, policies offered only to highly compensated employees, and a policy sold or distributed to an employee while its cash value is held artificially low.

  • High premiums. The IRS calls a plan abusive when its premiums for life insurance or annuity contracts would, apart from surrender charges, exceed the amount needed to provide the benefits the plan sets out.
  • A springing cash value. A contract whose cash surrender value is held down while it leaves the plan, then rises once the employee holds it, must be taxed at its full fair market value.
  • Unequal purchase rights. Under Rev. Rul. 2004-21, the right to buy insurance contracts from a plan must be open to every participant on a nondiscriminatory basis.
Internal Revenue Service, Employee Plans abusive tax transactions page (opens in a new tab)Rev. Rul. 2004-21 (opens in a new tab)

How do I check that a provider or actuary is real?

Ask for the enrolled actuary’s name and enrollment number, then look for that name on the roster of enrolled actuaries in active status that the IRS publishes for the Joint Board for the Enrollment of Actuaries. Only an enrolled actuary may sign Schedule SB, the actuarial report a defined benefit plan files each year with its Form 5500.

Where to check each person or document
Who or whatWhere to checkSource
The enrolled actuaryThe roster of enrolled actuaries in active statusIRS, Enrolled actuary frequently asked questions (opens in a new tab)
An investment adviserInvestment Adviser Public DisclosureU.S. Securities and Exchange Commission (opens in a new tab)
A brokerBrokerCheckFINRA (opens in a new tab)
An insurance agentThe license lookup of the agent’s state insurance departmentThe state insurance department
The plan documentThe IRS opinion letter on the pre-approved documentIRS, Determination, opinion and advisory letters (opens in a new tab)

Most small plans use a plan document that the IRS has reviewed and issued an opinion letter on, called a pre-approved document. The opinion letter covers the wording of the document. The letter does not approve a plan’s design, its deduction or its tax result.

Common questions, checked against the statute.

Some common questions about defined benefit plans rest on a misreading of the law. Each question sits here beside what the statute or the agency actually says, with the source in the last column, so any answer can be checked with a CPA before anyone relies on it.

Common questions, beside what the law says
The questionWhat the law saysSource
Does a plan that earns more than expected owe a 50 percent tax?Investment gains inside a running plan are not taxed; they reduce future contributions. The 50 percent rate applies to surplus an employer takes back when a plan ends, and it is 20 percent if the employer keeps a qualified replacement plan or grants pro rata benefit increases.26 U.S.C. 4980(a) and (d)(1) (opens in a new tab)
Must a plan short of money be topped up at once?The minimum contribution is due eight and a half months after the plan year ends, and a new funding shortfall is paid off over 15 plan years.26 U.S.C. 430(j)(1) and (c)(8) (opens in a new tab)
Can the owner skip a year’s contribution?The minimum contribution is mandatory each year. An unpaid minimum is taxed at 10 percent, then 100 percent if it stays unpaid.26 U.S.C. 4971(a) and (b) (opens in a new tab)
Is the deadline for a 2026 plan September 15, 2027?The minimum contribution for a calendar 2026 plan year is due September 15, 2027, whether or not the return is extended. The deduction follows the return due date with extensions: September 15, 2027 for an S corporation or partnership, October 15, 2027 for a sole proprietor or C corporation. When is the deadline to start?26 U.S.C. 430(j)(1); 26 U.S.C. 404(a)(6) (opens in a new tab)
Do employees vest after 6 years?A cash balance plan must fully vest an employee after 3 years of service. A graded schedule that ends at 6 years is one option for a top-heavy plan, not the rule for a cash balance plan.26 U.S.C. 411(a)(13)(B); 416(b)(1)(B) (opens in a new tab)
Does money an employee leaves behind go back to the owners?An employee who leaves before vesting forfeits the unvested part. The forfeited amount stays in the plan trust and reduces the employer’s future contributions. No money is paid to the owners.26 CFR 1.401-7(a) (opens in a new tab)
Does the PBGC stand behind every pension plan?The PBGC does not cover a professional service employer’s plan that has never had more than 25 active participants at any time after September 2, 1974, or a plan maintained only for substantial owners. Paying PBGC premiums does not make an excluded plan covered.29 U.S.C. 1321(b)(9) and (b)(13) (opens in a new tab)
Is the contribution limit $290,000?$290,000 is the 2026 cap on the annual benefit a plan may pay, not on what goes in. Federal law sets no dollar limit on the contribution; the deduction is capped under section 404(o), and an actuary figures it.IRS Notice 2025-67 (opens in a new tab)26 U.S.C. 404(o)(1) (opens in a new tab)
Can an owner put up to $24,500 a year into the plan?$24,500 is the 2026 limit on an employee’s own 401(k) deferrals. The figure sets no limit on a defined benefit plan.IRS Notice 2025-67 (opens in a new tab)
Does every dollar put in come straight off the tax bill?A deduction lowers taxable income, not the tax itself dollar for dollar. A defined benefit plan defers tax: contributions are deducted now and taxed as ordinary income when paid out.IRS Publication 560 (opens in a new tab)26 U.S.C. 402(a); 72(t) (opens in a new tab)
Can a 412(e)(3) plan hold market investments beside its insurance?A 412(e)(3) plan must be funded exclusively by individual insurance or annuity contracts. A plan that holds market investments is not a 412(e)(3) plan.26 U.S.C. 412(e)(3)(A) (opens in a new tab)
Does a second business you own keep its staff out of your plan?If you own, or your family owns, more than one business, federal rules may treat all of them as one employer for plan testing. Owning a second company does not by itself keep its employees out of your plan. Ask the actuary to run the controlled group and affiliated service group analysis before anything is designed.26 U.S.C. 414(b), (c), (m) and (o) (opens in a new tab)

Is the plan protected by law from being changed against me?

What a participant has already earned is protected. Section 411(d)(6) of the tax code bars any plan amendment that reduces a participant’s accrued benefit, and the rule protects the owner and every employee alike. An amendment can still reduce or stop future benefit credits after written notice, and the employer can end the plan.

Before an amendment that significantly reduces future benefits takes effect, the plan must give notice at least 45 days ahead, or 15 days for a small plan, meaning one with fewer than 100 participants who have an accrued benefit. When a plan ends, every affected employee’s accrued benefit becomes nonforfeitable to the extent the plan is funded.

26 U.S.C. 411(d)(6) and (d)(3) (opens in a new tab)ERISA 204(h); 26 CFR 54.4980F-1 (opens in a new tab)

The full answer: How do I end the plan?

Checked on October 15, 2026.

Check your business in five questions.