The short version
The price in an offer is only the beginning of a business-sale tax calculation. What is being sold, how the price is allocated, which entity receives it, and when cash arrives can change both the character and timing of income. A seller note does not postpone every tax item until the buyer pays.
Sheepdog Tax can compare proposed structures before terms are finalized, then reconcile the signed deal with basis records and a tax-funding schedule. The useful output is the amount the owner can reasonably plan to retain after the transaction’s taxes and obligations, with unresolved assumptions clearly identified.
First establish what the buyer is acquiring
Internal Revenue Code section 1060 generally governs price allocation in an applicable acquisition of business assets. The purchase price is divided among the assets rather than treated as one undifferentiated gain. The allocation affects the seller’s gain or loss and the buyer’s basis, the tax investment used for future deductions and dispositions. A written allocation agreement generally binds both parties unless the Internal Revenue Service determines that it is inappropriate.
An ordinary sale of investment stock instead starts with the shareholder’s stock basis and the capital-asset rules in sections 1221 and 1222. Stock held for more than one year can produce long-term capital gain, but special rules, exclusions, and tax elections still require review. The buyer does not obtain a general inside-asset basis increase merely because the selling shareholder has a taxable stock gain.
Even a legal stock purchase can become a deemed asset transaction for federal tax. Section 338 permits qualifying elections that treat the target as selling its assets and a new target as buying them. Section 338(h)(10) provides a distinct election route for specified transactions; it is not available for every company or buyer. The tax model must identify the actual election proposed, its eligibility, and who bears the resulting tax before the seller agrees to it.
A partnership-interest sale has another split. Section 751 treats amounts attributable to specified unrealized receivables and inventory as noncapital amounts. That category includes certain depreciation-recapture potential. Calling the transaction a sale of an ownership interest does not make all of its gain capital gain.
Then test the entity and asset-level consequences
A C corporation’s asset sale and subsequent liquidation can involve tax at both the corporation and shareholder levels. Section 331 generally treats liquidation proceeds received by a shareholder as payment for the stock; section 336 addresses corporate gain on property distributed in liquidation. A projection should follow the cash through the corporation before treating it as the owner’s available proceeds.
An S corporation instead generally passes income items and their character through to shareholders under section 1366, with stock-basis adjustments under section 1367. That does not establish that every S corporation sale has only one tax layer. For example, section 1374 can impose corporate tax on certain built-in gains. Entity history and the actual asset and distribution steps matter.
For depreciated equipment, section 1245 can reclassify gain as ordinary income up to the applicable depreciation or amortization amount. For depreciable real estate, section 1250 has different ordinary-income recapture rules. Ordinary recapture should not be confused with the separate unrecaptured section 1250 gain category, which section 1(h) can subject to a maximum 25 percent rate for individuals.
Other qualifying business-property gains may fall under section 1231, with annual netting and a five-year lookback for prior nonrecaptured section 1231 losses. Goodwill also needs its own ownership, basis, and character analysis. The buyer’s ability to amortize qualifying acquired goodwill over 15 years under section 197 does not settle the seller’s result.
A seller note does not defer everything
Section 453 generally permits installment reporting when at least one payment is received after the tax year of sale. For eligible gain, the gross-profit percentage is applied to principal payments. Inventory is excluded from that treatment, and section 453(i) requires depreciation-recapture income in the year of sale. The IRS installment-sale guidance explains that a business sale must be analyzed asset by asset.
Interest is a separate income item. Inadequate stated interest can invoke rules such as section 1274, which can treat part of the promised payments as interest rather than principal. Employment or consulting payments also require separate treatment under section 61; describing every payment as purchase price does not establish that result.
A hypothetical $1 million asset sale
Assume a sole proprietor sells an established business to an unrelated buyer for $1 million. The buyer pays $250,000 principal at closing and $750,000 principal the following year, plus adequate stated interest handled separately. Assume no liabilities, selling expenses, contingent payments, installment-method election out, or other complicating items. The example is invented and illustrates mechanics, not a valuation or a client outcome.
Assume a supported allocation assigns $100,000 to inventory with $60,000 basis, $200,000 to equipment with $50,000 adjusted basis, and $700,000 to self-created goodwill with zero basis. The equipment originally cost $300,000 and has $250,000 of depreciation adjustments. Assume the goodwill is the seller’s long-term capital asset, with no amortization recapture. Principal payments are allocated proportionately across the three asset categories.
Scroll the table sideways to read all columns, including sources.
| Asset | Allocated price | Basis | Total gain or income | Amount recognized in sale year under these assumptions |
|---|---|---|---|---|
| Inventory | $100,000 | $60,000 | $40,000 ordinary business income | $40,000, inventory is not installment-eligible |
| Equipment | $200,000 | $50,000 | $150,000 ordinary recapture | $150,000, recapture is recognized in the sale year |
| Self-created goodwill | $700,000 | $0 | $700,000 long-term capital gain | $175,000, the 25 percent principal payment allocated to goodwill |
| Total | $1,000,000 | $110,000 | $890,000 | $365,000 |
The remaining $525,000 of goodwill gain is recognized with the assumed next-year principal payment. Equipment gain is $200,000 minus $50,000, or $150,000; all of it is within the $250,000 depreciation amount and is recaptured under section 1245. Goodwill has a 100 percent gross-profit percentage in this simplified example because its basis and allocated selling costs are zero.
The seller receives $250,000 principal in the first year but recognizes $365,000 of sale-related income and gain that year. The $365,000 is not the tax bill. It demonstrates why timing a tax reserve from cash receipts alone can fail. A full projection must apply the relevant rates and other return items, including any additional taxes, rather than multiply the entire sale price by one assumed rate.
Quantified rules to discuss before signing
Scroll the table sideways to read all columns, including sources.
| Issue | Statutory figure | Source |
|---|---|---|
| Qualifying stock purchase for section 338 | Generally at least 80 percent of voting power and 80 percent of value within a 12-month acquisition period, subject to the statutory stock definitions | Sections 338(d)(3), (h)(1), and 1504(a)(2) |
| General section 338 election deadline | 15th day of the 9th month beginning after the acquisition month | Section 338(g)(1), subject to applicable regulations |
| Amortization of qualifying acquired section 197 intangibles | 15 years beginning with the acquisition month | Section 197(a) |
| Section 1231 ordinary-income lookback | 5 preceding tax years | Section 1231(c) |
| Basic installment-sale timing requirement | At least 1 payment after the year of sale | Section 453(b)(1) |
| Individual unrecaptured section 1250 gain rate ceiling | 25 percent | Section 1(h)(1)(E), (6), subject to the complete rate calculation |
These are screening rules, not a complete transaction checklist. The Form 8594 instructions describe the residual allocation categories, reporting by buyer and seller, and supplemental reporting when consideration changes. An earnout or later price adjustment should be followed through the allocation and tax schedules rather than added to an old calculation without review.
What to bring to a pre-sale tax review
Sheepdog Tax’s review can begin with the proposed letter of intent, entity tax history, stock or ownership-interest basis, fixed-asset and depreciation schedules, inventory records, proposed price allocation, draft seller note, employment or consulting arrangements, and expected closing cash flows. The Firm can compare structures using consistent assumptions and identify terms that need to be resolved with transaction counsel.
Inventory, Cost of Goods Sold, and Sales Tax for the Serious Flipper explains why inventory records and tax method matter before a disposition. Its discussion of ordinary operating sales does not establish installment eligibility for a business sale; section 453 supplies the separate rule here.
Recordkeeping for Collectors and Flippers illustrates the habit of connecting acquisition costs and adjustments to the eventual sale. For a business exit, the record also needs to connect each asset or ownership interest with the contract allocation, tax basis, and payment schedule.
State and local taxes, deal costs, financing risk, and contractual protections require additional analysis. Counsel should handle legal negotiation and drafting. A tax comparison is most useful while the parties can still discuss the structure and allocation supported by the transaction’s facts.
How Sheepdog Tax can help
Sheepdog Tax offers a scoped comparison of sale structures, allocation and recapture calculations, installment timing, and projected tax funding. Email noah@sheepdogtax.com with the expected signing or closing date and the proposed sale structure to discuss the records needed for a secure review.
Sheepdog Tax is a veteran-owned practice led by Noah Green, a certified public accountant (CPA) and Certified Fraud Examiner (CFE). The Firm can coordinate its tax analysis with transaction counsel and valuation professionals. No tax result, transaction completion, or amount of retained proceeds is guaranteed.
Sources
- Internal Revenue Code section 1060, applicable asset acquisitions and allocation agreements.
- Internal Revenue Code sections 1221 and 1222, capital assets and holding periods.
- Internal Revenue Code section 338 and section 1504(a), deemed asset transactions and qualifying stock purchases.
- Internal Revenue Code section 751, partnership receivables and inventory.
- Internal Revenue Code sections 331 and 336, shareholder and corporate liquidation rules.
- Internal Revenue Code sections 1366, 1367, and 1374, S corporation pass-through, basis, and built-in gains.
- Internal Revenue Code sections 1245, 1250, and 1(h), recapture and unrecaptured section 1250 gain.
- Internal Revenue Code sections 1231 and 197, business-property gains and acquired intangibles.
- Internal Revenue Code sections 453, 1274, and 61, installment timing, interest, and income character.
- IRS Publication 537, 2025, Depreciation Recapture Income, Sale of a Business, and Sale of Partnership Interest.
- IRS Instructions for Form 8594, November 2021, currently available instructions for allocation and supplemental reporting.
Prepared by Noah Green, CPA, CFE.