ESOP Taxation: Rules for Companies, Sellers, and Employees

ESOP taxation works at three levels that each follow different rules. The sponsoring company deducts its contributions to the plan, and C corporations get an extra deduction for dividends paid on ESOP-held stock. Selling shareholders in a C corporation can defer capital gains indefinitely under Section 1042 if they reinvest the proceeds correctly. Employees owe no tax while shares sit in their accounts and are taxed only when distributions begin, usually at retirement, with a special rule for appreciated company stock that can shift much of the bill from ordinary income to long-term capital gains.

The outer limits set the context. The total annual addition to any single participant’s ESOP account cannot exceed $72,000 in 2026, and only compensation up to $360,000 per employee counts when calculating the company’s deduction limits.¹

What the Company Can Deduct

A sponsoring company can deduct its ESOP contributions up to 25% of the total compensation paid to participating employees during the tax year. If the company also maintains another defined contribution plan such as a 401(k), both plans are treated as a single plan for purposes of that 25% ceiling.² The deduction covers contributions made in cash or company stock, as long as the contribution is allocated to participants’ accounts.

When an ESOP borrows money to buy company stock (a “leveraged” ESOP), the interest on the loan is fully deductible as a business expense. The principal repayment is also deductible but counts toward the 25% of compensation cap. The company is effectively repaying both principal and interest with pre-tax dollars, which is unusual for any type of corporate borrowing.

Deductible Dividends for C Corporations

C corporations get an additional deduction that most retirement plans never offer: dividends paid on shares held inside the ESOP are deductible from corporate income. This deduction applies in four situations. Dividends paid directly in cash to plan participants. Dividends paid to the ESOP trust and then distributed to participants within 90 days after the close of the plan year. Dividends participants elect to reinvest in additional company stock within the ESOP. And dividends used to repay an ESOP loan that originally financed the stock purchase.³

The dividend deduction sits separately from the 25% contribution deduction, so a C corporation can effectively deduct more than 25% of covered payroll once dividends are factored in. The deduction is available only to C corporations. S corporations get a different structural advantage, described further down.

Tax Deferral for Selling Shareholders (Section 1042)

An owner selling stock to an ESOP in a C corporation can defer the entire capital gains tax by making an election under Section 1042. The deferral is not a reduction; the tax is postponed until replacement investments are sold. With the right planning, the deferral can become permanent.

Four requirements must be met. The stock must have been issued by a domestic C corporation with no shares traded on a public exchange. The seller must have held the stock for at least three years before the sale. The ESOP must own at least 30% of the company’s total outstanding stock value immediately after the transaction. And the company must file a written consent agreeing to the application of certain excise tax provisions.⁴

Qualified Replacement Property

The seller must reinvest the sale proceeds into qualified replacement property (QRP) within a 15-month window that opens three months before the sale date and closes 12 months after it. Only the portion of proceeds reinvested into QRP qualifies for deferral; any amount not reinvested is taxable as long-term capital gain in the year of sale.⁴

QRP must be securities issued by a domestic operating corporation, meaning a company where more than 50% of assets are used in active business operations. Government bonds, mutual funds, and stock in the selling company itself all fail to qualify. The replacement company also cannot have earned more than 25% of its gross receipts from passive investment income in the prior tax year.⁴

The seller’s tax basis in the QRP becomes the original cost basis of the stock sold to the ESOP, so the deferred gain transfers to the replacement investment. When the QRP is eventually sold, that gain is recognized and taxed as a long-term capital gain. Estate planning intersects here. If the seller holds QRP until death, heirs generally receive a stepped-up basis under standard inheritance rules, which can eliminate the deferred gain entirely.

Shareholders selling stock in an S corporation cannot use Section 1042. The statute limits the deferral to qualified securities issued by a domestic C corporation. S corporation sellers pay capital gains tax in the year of sale.

How Employees Are Taxed on Distributions

Employees owe no tax while shares sit in their ESOP account. Tax hits only when distributions occur, which typically happens at retirement, termination, disability, or death. Shares allocated annually to each participant’s account vest under one of two minimum schedules: full vesting after no more than three years of service, or graduated vesting starting at 20% after two years and reaching 100% after six years.

Cash Distributions

Cash distributions are taxed as ordinary income in the year received and reported on Form 1099-R. The plan administrator withholds 20% for federal taxes on any distribution eligible for rollover that the participant takes directly rather than rolling into an IRA or another qualified plan. If the participant is younger than 59½, an additional 10% early withdrawal penalty applies unless an exception covers the situation. The most common exception for ESOP participants is separation from service during or after the year the participant turns 55.⁵

Rolling a distribution into a traditional IRA or another qualified plan avoids both the immediate income tax and the early withdrawal penalty. The tax is deferred until the participant takes withdrawals from the receiving account.

Net Unrealized Appreciation on Company Stock

When an ESOP distributes actual company stock rather than cash, a strategy called net unrealized appreciation (NUA) can reduce the overall tax bill substantially. NUA is the difference between what the ESOP trust originally paid for the shares and their market value on the distribution date. The cost basis portion is taxed immediately as ordinary income. The NUA portion is not taxed at distribution. It is taxed later at long-term capital gains rates when the participant sells the shares, regardless of how long the participant held them after distribution.⁶

NUA requires a lump-sum distribution, meaning the participant’s entire account balance must be distributed within a single tax year. The distribution must be triggered by one of four qualifying events: separation from service, reaching age 59½, death, or disability. Separation from service applies only to common-law employees (not self-employed individuals), and disability applies only to self-employed individuals.⁶

The trade-off matters. If a participant rolls the stock into an IRA instead of taking a lump-sum distribution, the NUA advantage disappears permanently, and all future withdrawals from the IRA are taxed as ordinary income. For participants holding shares with significant appreciation, the gap between long-term capital gains rates and ordinary income rates on the NUA portion can be large. The right choice depends on the size of the NUA relative to the cost basis and the participant’s current and future tax brackets.

When Distributions Must Start

Timing rules decide when the tax bill arrives. For participants who leave because of retirement at normal retirement age, disability, or death, distributions must begin no later than one year after the close of the plan year in which the event occurred. For participants who leave for any other reason, the plan can delay the start of distributions until one year after the close of the fifth plan year following separation. If the participant is rehired before that deadline, the clock resets.⁷

Once distributions begin, the plan must pay them in substantially equal periodic installments over no more than five years. Participants with account balances above certain thresholds (adjusted annually for inflation) get additional years, up to a maximum of ten years total. If the ESOP still has an outstanding acquisition loan, shares purchased with that loan do not have to be distributed until the loan is fully repaid.⁷

Diversification Rights Before Retirement

Long-tenured participants can move some of their ESOP balance out of company stock. Once a participant reaches age 55 and has completed at least ten years of plan participation, the participant enters a six-year “qualified election period.” During each year of that period, the participant can direct the plan to diversify up to 25% of the account balance (minus amounts already diversified under a prior election). In the final election year, the cap increases to 50%.⁸

The plan can satisfy this requirement by distributing the diversified portion within 90 days of the election period or by offering at least three alternative investment options within the plan. A cash distribution is taxable as ordinary income but can be rolled into an IRA to preserve the tax deferral.

Why S Corporation ESOPs Pay Little or No Federal Tax

S corporations pass their income through to shareholders, and the ESOP structure produces its most dramatic tax result here. An ESOP trust is a tax-exempt entity, so its share of S corporation income is not subject to federal income tax. The trust is specifically exempted from unrelated business taxable income rules with respect to its S corporation ownership.⁹

The math is straightforward. If an ESOP owns 100% of an S corporation, the company’s entire operating income passes through to a tax-exempt shareholder, and zero federal income tax is owed at the entity level. Even partial ESOP ownership shelters a proportional share of income. A company with a 60% ESOP effectively pays federal income tax on only 40% of its earnings. The cash flow advantage lets S corporation ESOPs reinvest more aggressively, pay down acquisition debt faster, and build employee account balances more quickly than their C corporation counterparts.

The trade-off is that sellers of S corporation stock cannot use the Section 1042 capital gains deferral. For many sellers, the ongoing corporate tax savings offset the upfront cost, particularly when the seller retains a minority stake and benefits from the company’s improved cash flow.

Section 409(p) Anti-Abuse Rules

Congress recognized that the S corporation ESOP’s tax-exempt status could be exploited by concentrating ownership among a small number of insiders. Section 409(p) prevents this by prohibiting certain allocations during what the statute calls a “nonallocation year,” which occurs when too large a share of the ESOP’s stock is concentrated among disqualified persons.¹⁰

A person becomes disqualified when they hold, individually or together with family members, at least 10% of the ESOP’s deemed-owned shares, or 20% when family members are included. The calculation counts not just actual ESOP shares but also “synthetic equity” such as stock options, warrants, and similar rights that could convert to ownership.¹¹

The penalties are severe. Each disqualified person is taxed on the value of their prohibited allocation as ordinary income. The employer owes an excise tax equal to 50% of the amount involved, which in the first nonallocation year is calculated based on the total value of all deemed-owned shares held by all disqualified persons.¹² Violations can also jeopardize the plan’s qualified status and the company’s S corporation election. Companies need to monitor ownership concentrations continuously, particularly after events like employee departures that shift allocation percentages.

1
Internal Revenue Service. 2026 Amounts Relating to Retirement Plans and IRAs
2
Internal Revenue Service. Combined Limits Under IRC Section 404(a)(7)
3
Office of the Law Revision Counsel. 26 USC 404 – Deduction for Contributions of an Employer to an Employees Trust
4
Office of the Law Revision Counsel. 26 US Code 1042 – Sales of Stock to Employee Stock Ownership Plans or Certain Cooperatives
5
Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions
6
Office of the Law Revision Counsel. 26 USC 402 – Taxability of Beneficiary of Employees Trust
7
Office of the Law Revision Counsel. 26 US Code 409 – Qualifications for Tax Credit Employee Stock Ownership Plans
8
Office of the Law Revision Counsel. 26 USC 401 – Qualified Pension, Profit-Sharing, and Stock Bonus Plans
9
Office of the Law Revision Counsel. 26 USC 512 – Unrelated Business Taxable Income
10
Internal Revenue Service. Issue Snapshot – Preventing the Occurrence of a Nonallocation Year Under Section 409(p)
11
eCFR. 26 CFR 1.409(p)-1T – Prohibited Allocations of Securities in an S Corporation
12
Justia Law. 26 US Code 4979A – Tax on Certain Prohibited Allocations of Qualified Securities