Taxes When Selling a Business: Asset vs Stock Sale

You have spent fifteen or twenty years building something worth selling. A buyer is interested, the number sounds right, and then your CPA explains that the check you receive at closing and the amount you keep are two different figures. The taxes when selling a business can consume 20 to 40 percent of the proceeds depending on structure, entity type, and how much planning happened before the deal.

Most of the tax outcome is decided in the deal structure, not on the tax return. Whether you sell assets or ownership interests, how the purchase price is allocated across equipment, goodwill, and non-compete agreements, whether you take the money at once or over several years, and what you do in the two or three years before the sale all matter more than anything your accountant can do the following April.

This article walks through the major decisions: asset versus stock sales, purchase price allocation, installment sales, entity-specific issues for C corporations and S corporations, the QSBS exclusion, Georgia's treatment, and the planning moves that need lead time. It is educational, not individualized advice. Every deal needs a CPA and a transaction attorney, and the structure should be modeled before you sign a letter of intent.

Asset Sale vs Stock Sale: The Decision That Drives Everything

A business can be sold in two fundamentally different ways. In an asset sale, the buyer purchases the individual assets of the business: equipment, inventory, customer lists, contracts, goodwill, and so on. The seller's entity receives the proceeds and the seller keeps the entity, usually winding it down afterward. In a stock sale, or a membership interest sale for an LLC, the buyer purchases the owner's equity and takes the entity whole, including its liabilities and its tax attributes.

The two structures produce different tax results for both sides, and the difference is why deal negotiations so often stall on structure rather than price.

Why Buyers Want an Asset Sale

In an asset sale, the buyer gets a stepped-up basis in everything purchased. Equipment can be depreciated again from the purchase price. Goodwill and other intangibles are amortized over 15 years under Section 197. Those deductions are worth real money to the buyer, sometimes 10 to 20 percent of the purchase price in present value. The buyer also leaves behind unknown liabilities, since they are buying assets rather than the entity that carries the history.

Why Sellers Want a Stock Sale

In a stock sale, the seller's gain is generally the difference between the sale price and the basis in the stock, taxed as long-term capital gain if held more than a year. There is no depreciation recapture, no allocation fight, and no second layer of tax for a C corporation. The buyer inherits the old basis in the assets and gets no step-up, which is why buyers pay less for stock than for assets. The gap is often several percentage points of price, and sophisticated sellers negotiate a gross-up to be made whole for accepting an asset structure.

Hybrid Elections

For S corporations, a Section 338(h)(10) election or a Section 336(e) election lets the parties treat a stock sale as an asset sale for tax purposes. The buyer gets the step-up and the seller gets the legal simplicity of selling stock, but the seller bears the tax consequences of an asset sale, so the price should reflect that. These elections are common in private equity acquisitions of S corporations.

Purchase Price Allocation and Form 8594

In an asset sale, the purchase price must be allocated among seven asset classes using the residual method, and both parties report the allocation to the IRS on Form 8594. The classes run from cash and securities through receivables, inventory, fixed assets, and intangibles, with goodwill as the residual. The allocation is negotiated, and buyer and seller have opposite interests on nearly every line.

For the seller, the allocation decides how much of the gain is ordinary income and how much is capital gain. Amounts allocated to inventory and receivables are ordinary income. Amounts allocated to equipment produce depreciation recapture under Section 1245, taxed as ordinary income up to the depreciation previously taken. Amounts allocated to a non-compete agreement are ordinary income to the seller. Goodwill and going-concern value are capital gain.

For the buyer, amounts allocated to equipment can often be expensed immediately, while goodwill is amortized over 15 years. The buyer therefore wants more on equipment and the seller wants more on goodwill. A seller who has fully depreciated $500,000 of equipment and agrees to allocate $500,000 of price to it will owe ordinary income tax on the full amount. The same $500,000 allocated to goodwill is taxed at capital gain rates. On a large deal the difference is six figures, which is why the allocation schedule belongs in the letter of intent, not in the closing documents.

Entity Type Changes the Tax Bill

The entity you sell through matters as much as the sale structure. The problems are different for each type.

C Corporations and Double Taxation

An asset sale by a C corporation triggers corporate-level tax on the gain, and then a second tax when the after-tax proceeds are distributed to shareholders as dividends or in liquidation. Combined, this can exceed 40 percent. A stock sale avoids the corporate layer entirely, which is why C corporation owners push hard for stock deals. The one major exception in the seller's favor is qualified small business stock under Section 1202, which can exclude a large portion of the gain on a C corporation stock sale if the requirements are met, including a holding period that runs from the original issuance.

S Corporations and Built-In Gains

An S corporation asset sale produces one layer of tax, passed through to the owner on Schedule K-1. The character of the gain follows the asset allocation. One trap: if the company converted from a C corporation to an S corporation within the last five years, the built-in gains tax applies to appreciation that existed at conversion, taxed at the corporate rate. Owners considering a conversion in anticipation of a sale need to start the five-year clock early.

Partnerships and LLCs

Selling a partnership interest is generally capital gain, but Section 751 recharacterizes the portion attributable to unrealized receivables and inventory as ordinary income. Depreciation recapture inside the partnership flows through the same rule. A partnership asset sale allocates gain by asset class like any other. Sole proprietorships have no separate entity, so every sale is an asset sale reported directly on the owner's return.

Installment Sales: Spreading the Tax Over Years

If the buyer pays part of the price over time, the seller can generally report gain as the payments arrive under the installment method of Section 453. Each payment is split between return of basis, capital gain, and interest. The IRS explains the mechanics in Publication 537.

The appeal is bracket management. A $4 million gain recognized in one year lands almost entirely in the top capital gain bracket plus the 3.8 percent net investment income tax. The same gain spread over five years may keep some of it in the lower capital gain bracket each year. Installment reporting also defers the tax until cash actually arrives, which matches the seller's cash flow.

The limits are important. Depreciation recapture cannot be deferred and is fully taxable in the year of sale, even if no cash is received for it. Installment sales above $5 million carry an interest charge on the deferred tax. Inventory does not qualify. And the seller carries credit risk on the buyer, which is why seller notes are usually secured and personally guaranteed. A seller can also elect out of installment treatment and recognize everything in year one if that produces a better result, for example in a year with large offsetting losses.

Earnouts, Rollover Equity, and Other Deal Terms

Modern deals rarely pay all cash at closing. Each alternative has its own tax treatment.

• Earnouts tied to future performance are generally treated as additional purchase price under the installment rules, with gain recognized as payments arrive. If the earnout is tied to the seller's continued employment, the IRS may treat it as compensation, taxed as ordinary income.
• Rollover equity, where the seller reinvests part of the proceeds into the buyer's entity, can often be structured tax-free under Section 351 or Section 721, deferring gain on the rolled portion until the second sale.
• Consulting and employment agreements are ordinary income to the seller and deductible to the buyer. Buyers sometimes try to shift price into these agreements. Sellers should resist unless compensated.
• Non-compete payments are ordinary income to the seller and amortized over 15 years by the buyer, so both sides usually prefer a small allocation here.
• Escrows and holdbacks are generally taxed when released, though the rules depend on how the escrow is structured.

Georgia and Federal Rates on a Business Sale

At the federal level, long-term capital gains are taxed at 0, 15, or 20 percent depending on taxable income, plus the 3.8 percent net investment income tax for higher earners. Gain from a business in which the seller materially participated is generally exempt from the net investment income tax, but gain on passive interests and on investment assets inside the business is not. Ordinary income portions, including recapture and non-compete payments, are taxed at regular rates up to 37 percent.

Georgia does not have a separate capital gains rate. Gain on a business sale is taxed as ordinary income at the state's flat rate, which has been stepping down each year and is published by the Georgia Department of Revenue. On a multi-million dollar sale the Georgia tax alone can reach several hundred thousand dollars. Sellers who are considering a move to a state without income tax sometimes time the sale around a change of domicile, but Georgia looks closely at residency in the year of a large sale, and the move has to be real.

Planning Moves That Need Lead Time

The most valuable tax planning happens one to three years before a sale. Once a letter of intent is signed, most strategies are off the table because the IRS treats the gain as already locked in. These are the moves we discuss in the years leading up to an exit timeline.

• Confirm the entity type is right for the sale you expect. A C-to-S conversion or a QSBS-qualified structure takes years to mature.
• Clean up the balance sheet. Personal assets, related-party loans, and undocumented expenses all complicate allocation and diligence.
• Fund a cash balance plan or a large profit sharing contribution in the final high-income years to reduce ordinary income.
• Consider gifting a minority interest to family or to a trust before the sale, when the valuation is lower and discounts may apply. Attend coordinates with outside estate planning attorneys on this; we do not draft the documents.
• For charitable owners, contribute a portion of the business interest to a donor-advised fund or a charitable remainder trust before the sale is binding. Done properly, the charity sells its share without capital gains tax and the owner receives a deduction.
• Model an installment structure against a lump sum to see whether spreading the gain saves enough to justify the credit risk.
• Plan what happens to the proceeds. A large windfall has its own tax and investment issues, covered in our guide on investing a windfall.

The check you keep from a business sale depends on decisions that are made long before closing and often before the buyer appears. Structure, allocation, entity type, timing, and the use of tools like installment sales and charitable transfers can each move the result by hundreds of thousands of dollars. Attend Wealth works alongside your CPA and transaction attorney to model these choices as part of our business owner planning, and our advisory services are held to a fiduciary standard. This article is educational and is not individualized tax or legal advice.

Tony Colunga · Founder, Attend Wealth

Tony leads Attend Wealth, a fee-based wealth management firm in Atlanta serving professionals, families, physicians, and business owners. Advisory services are held to a fiduciary standard. More about Attend