Tax Implications of Selling a Business: What You'll Actually Take Home

Tax Implications of Selling a Business: What You’ll Actually Take Home

Important: We’re business brokers, not CPAs or tax attorneys. This guide is educational - it’s designed to help you ask the right questions and have informed conversations with your tax advisor. The tax code is complex and your situation is unique. Always work with a qualified CPA or tax attorney before making decisions that affect your tax liability.

The question every seller asks after hearing their business valuation: “Great, but what do I actually keep?”

The answer depends on how your sale is structured, what kind of entity you own, how the purchase price gets allocated, and whether you planned ahead. The difference between a well-planned exit and one where taxes are an afterthought can be hundreds of thousands of dollars - sometimes more.

This guide will walk you through the tax implications of selling a business so you can make smarter decisions earlier. Not to turn you into a tax expert, but to make sure you don’t leave money on the table because you didn’t know what questions to ask.

Why Tax Planning Comes Before Everything Else

The Expensive Mistake of Waiting Until Closing

Here’s a pattern we see too often: a seller goes through the entire sale process - valuation, marketing, negotiation, due diligence - and only sits down with their CPA in the final weeks before closing. By then, most of the tax-saving opportunities have already closed.

Entity conversions take time. Installment sale structures need to be negotiated upfront. QSBS qualification has a five-year holding requirement. Charitable planning vehicles need to be established before a binding sale agreement exists. None of these work retroactively.

The worst version of this: a seller closes a $5M deal, expects to take home roughly $4M, and then discovers their effective combined tax rate is closer to 35-40%. They net $3M instead. That million-dollar gap was entirely preventable with 12-18 months of planning.

The 1-2 Year Planning Window

The best time to think about taxes is 1-2 years before you plan to sell. That gives you enough runway to:

• Restructure your entity if it makes sense (S-Corp election, for example)
• Meet holding period requirements for preferential tax treatment
• Set up planning vehicles like trusts or installment structures
• Ensure your financial records are clean and add-backs are documented
• Coordinate with your CPA on the timing of the sale relative to other income events

If you’re already in the middle of a sale process, don’t panic - there are still options. But the earlier you start, the more tools are available.

Capital Gains vs. Ordinary Income (The Basics)

When you sell a business, different pieces of the sale get taxed at different rates. Understanding this distinction is the foundation of everything else.

What Gets Taxed at Capital Gains Rates

Long-term capital gains - profits from assets held longer than one year - are taxed at preferential federal rates of 0%, 15%, or 20%, depending on your taxable income. For most business sellers, the 20% rate applies (it kicks in at $533,400 for single filers and $600,050 for married filing jointly in 2025, per IRS Rev. Proc. 2024-40).

In a business sale, capital gains treatment typically applies to:

• Goodwill - usually the largest component, and the most favorably taxed
• Stock or partnership interests - if you sell equity rather than assets
• Real property gains above original cost (after accounting for depreciation)

Capital gains rates are significantly lower than ordinary income rates. That’s why structuring the deal to maximize the capital gains portion matters so much.

What Gets Taxed as Ordinary Income

Not everything in a business sale gets the capital gains rate. These components are taxed as ordinary income - currently up to 37% federal:

• Depreciation recapture - if you depreciated equipment, vehicles, or property, the IRS recaptures that depreciation at ordinary income rates when you sell (Section 1245 for personal property, Section 1250 for real property)
• Inventory - gain on inventory is always ordinary income
• Accounts receivable - to the extent they exceed your basis
• Non-compete agreements - payments allocated to a non-compete are ordinary income to you and deductible by the buyer
• Consulting or employment agreements - taxed as compensation, including employment taxes

This is why purchase price allocation (which we’ll cover below) matters enormously. Every dollar shifted from goodwill to a non-compete or consulting agreement moves from the 20% capital gains rate to the 37% ordinary income rate.

The Net Investment Income Tax (3.8% Surcharge)

On top of capital gains rates, there’s an additional 3.8% Net Investment Income Tax (IRC Section 1411) that applies to the lesser of your net investment income or the amount by which your modified adjusted gross income exceeds $250,000 (married filing jointly) or $200,000 (single). These thresholds have not been adjusted for inflation since the NIIT was created in 2013.

For most business sellers, the NIIT adds 3.8% to the federal capital gains rate, bringing the effective maximum federal rate on capital gains to 23.8%.

Whether the NIIT applies to your specific situation depends on your level of participation in the business and the deal structure. This is one of those areas where your CPA’s guidance matters.

How Deal Structure Affects Your Tax Bill

The same business sold for the same price can produce very different tax outcomes depending on how the deal is structured.

Asset Sale Tax Treatment

In an asset sale, the buyer purchases individual business assets - equipment, inventory, customer lists, goodwill - rather than your ownership interest in the company. The purchase price gets allocated across seven IRS-defined asset classes (Form 8594), and each class has different tax treatment.

For you as the seller:

• Goodwill (Class VII) is taxed at capital gains rates - this is where you want the dollars
• Equipment and furniture (Class V) trigger depreciation recapture at ordinary income rates
• Inventory (Class IV) and receivables (Class III) are taxed as ordinary income
• Non-competes (Class VI) are ordinary income

Asset sales are the most common structure for small and mid-size business transactions, partly because buyers strongly prefer them.

Stock Sale Tax Treatment

In a stock sale (or sale of LLC/partnership interests), you sell your ownership stake in the entity itself. For the seller, this is generally simpler and more favorable:

• The entire gain is typically treated as long-term capital gains (max 20% federal + 3.8% NIIT)
• No depreciation recapture at the seller level (since individual assets aren’t being sold)
• No purchase price allocation needed

For C-Corp owners, a stock sale avoids the double taxation problem entirely (more on that below).

Why Buyers and Sellers Disagree on Structure

Buyers prefer asset sales because they get a stepped-up basis in the acquired assets. That means they can depreciate and amortize the purchase price, creating tax deductions for years to come. Under the current law, tangible personal property even qualifies for 100% bonus depreciation - the buyer can expense the full cost of equipment in year one.

Sellers prefer stock sales because they get clean capital gains treatment on the full amount.

This disagreement is one of the key negotiation points in every deal. Sometimes the buyer’s tax savings from an asset sale are large enough that they’re willing to pay a higher purchase price to compensate the seller for the additional tax burden. Your broker and CPA should model both scenarios so you understand the tradeoffs. Understanding the deal structure options is essential before you negotiate.

Purchase Price Allocation (Where the Real Money Is)

In an asset sale, how the purchase price is allocated across the seven asset classes directly determines your tax bill. Both buyer and seller report the allocation on IRS Form 8594, and the numbers have to match.

• You want more allocated to goodwill (Class VII) - taxed at long-term capital gains rates
• The buyer wants more allocated to equipment and tangible assets (Class V) - eligible for bonus depreciation
• Both parties benefit from a defensible allocation - the IRS examines Form 8594 and inconsistencies invite audit

This allocation is negotiated as part of the purchase agreement. Don’t treat it as an afterthought. The difference between an allocation that puts 70% in goodwill versus 50% in goodwill can shift hundreds of thousands of dollars between capital gains and ordinary income rates.

Entity Type Changes Everything

The type of business entity you own fundamentally shapes how a sale is taxed. If there was ever a reason to talk to your CPA a year or two before selling, this is it.

S-Corp Sellers

S-Corps are pass-through entities - no federal tax at the corporate level. Income, gains, and losses flow through to your personal return.

In a stock sale: Your gain is the difference between the sale price and your stock basis. All long-term capital gains, taxed at preferential rates. Clean and straightforward.

In an asset sale: The S-Corp sells its assets, and the gain passes through to you. The character of the gain depends on the asset type - goodwill is capital gains, depreciation recapture is ordinary income.

Watch out for the built-in gains tax: If your S-Corp converted from a C-Corp within the last five years, a built-in gains tax (Section 1374) may apply at the 21% corporate rate on appreciation that existed at the time of conversion. This is an additional entity-level tax on top of your personal tax. After five years, this risk disappears.

C-Corp Sellers (The Double Tax Problem)

This is where entity structure can really hurt.

In an asset sale, C-Corps face double taxation:

1. Corporate level: The C-Corp pays 21% federal tax on the gain from selling assets
2. Shareholder level: When the after-tax proceeds are distributed, you pay dividend tax at up to 20% plus the 3.8% NIIT

The combined effective rate can reach roughly 40% federal alone - before state taxes. For an Oregon seller, the all-in rate on an asset sale through a C-Corp can approach 50%.

The stock sale escape: If you can convince the buyer to purchase your C-Corp stock instead of assets, there’s only one level of tax - capital gains at the shareholder level. No corporate-level tax at all. This is why C-Corp owners push hard for stock deals.

The QSBS opportunity: If your C-Corp stock qualifies under Section 1202, you may be able to exclude a significant portion of the gain entirely. We’ll cover this below.

*Watch built-in gains tax if converted from C-Corp within 5 years. **LLC interest sales may trigger ordinary income on “hot assets” under Section 751.

LLC and Partnership Sellers

Multi-member LLCs taxed as partnerships are pass-through entities. No entity-level tax.

Sale of membership interests: Generally treated as capital gains. But watch out for Section 751 “hot assets” - the IRS recharacterizes a portion of the gain as ordinary income to the extent it’s attributable to unrealized receivables and inventory. This catches many LLC sellers off guard. You think you’re selling a capital asset, but part of the gain comes back as ordinary income.

Asset sale: Gain is allocated to members based on ownership percentage. Character depends on asset type, same as any other asset sale.

Sole Proprietors

No entity to sell. Every sale is an asset sale. Each asset is treated separately, and gain or loss retains its character. Everything flows to your personal return. Simple, but no structural flexibility to optimize.

Strategies That Can Reduce Your Tax Burden

These are tools, not loopholes. Each one has specific requirements, limitations, and tradeoffs. Your CPA can help determine which make sense for your situation.

Installment Sales (Spreading the Tax Hit)

Under Section 453, if you receive at least one payment after the tax year of sale, you can spread recognition of capital gains over the payment period. Instead of recognizing the full gain in year one, you recognize it proportionally as you receive payments.

This can be useful for staying in lower tax brackets or deferring a large tax bill. But there’s a critical catch: depreciation recapture must be recognized in the year of sale regardless of when you receive the payments. If your sale includes significant depreciation recapture, you may owe substantial ordinary income tax in year one even though the cash hasn’t arrived yet.

Installment sales also require you to charge adequate interest (at least the Applicable Federal Rate), and for sales over $5 million, additional interest charges apply on the deferred tax liability.

Qualified Small Business Stock (QSBS) Exclusion

This is one of the most powerful tax benefits available to business sellers - and one of the least known. Under Section 1202, if your C-Corp stock qualifies as QSBS, you may be able to exclude up to 100% of the gain from federal income tax.

The requirements are specific:

• Must be a C-Corporation (not S-Corp, LLC, or partnership)
• Aggregate gross assets of $50 million or less at time of stock issuance (raised to $75 million under the One Big Beautiful Bill Act for stock issued after July 4, 2025)
• Stock held for more than 5 years (new tiered structure: 3+ years = 50% exclusion, 4+ years = 75%, 5+ years = 100%)
• At least 80% of corporate assets used in a qualified active trade or business
• Exclusion capped at the greater of $10 million or 10x your adjusted basis ($15 million for post-OBBBA stock)

The exclusion doesn’t apply to certain service businesses (health, law, financial services, consulting, and others). And state treatment varies - Oregon currently conforms to the federal QSBS exclusion, but legislation has been introduced that could change this.

If QSBS applies to your situation, it’s potentially worth millions in tax savings. If you’re not sure whether you qualify, that’s a conversation to have with your CPA now, not at closing.

Opportunity Zone Reinvestment

The Opportunity Zone program allows you to defer and potentially reduce capital gains taxes by reinvesting sale proceeds into qualified investments in designated areas. Under the recently enacted OZ 2.0 provisions (effective January 1, 2027), new investments get a 5-year deferral period and permanent exclusion of appreciation after a 10-year hold.

This can be a meaningful strategy for sellers with substantial capital gains who want to reinvest in real estate or operating businesses in qualifying zones. But it’s complex, the qualifying requirements are strict, and the investment itself carries risk. Don’t let the tax tail wag the investment dog.

Charitable Remainder Trusts

A Charitable Remainder Trust (CRT) can defer capital gains on a business sale while providing you with an income stream and a charitable deduction. The basic structure: you contribute appreciated business interests to the trust before the sale, the trust sells the business tax-free (as a tax-exempt entity), and you receive annual payments for a term of years or for life. The remainder goes to charity.

This works best for sellers who have charitable intent and want income rather than a lump sum. The planning must happen before a binding sale agreement exists - contributing assets after the deal is essentially done won’t work. And it’s irrevocable, so this isn’t a decision to make lightly.

How State Taxes Change the Math

Federal taxes are only part of the picture. Depending on where you live, state and local taxes can add anywhere from 0% to over 13% on top of your federal capital gains bill. That’s a six-figure difference on a $5M sale.

States With No Capital Gains Tax

Nine states have no income tax, which means no state capital gains tax:

Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Wyoming - 0% state rate on capital gains.

Missouri eliminated its individual capital gains tax effective 2025 - the first state to do so.

Washington is a special case. There’s no traditional income tax, but Washington enacted a capital gains excise tax: 7% on gains up to $1M and 9.9% above that (after a ~$278K standard deduction). It applies to business sales. If you’re selling a business in Washington, this is real money.

Most States: Capital Gains Taxed as Ordinary Income

The majority of states don’t offer a special capital gains rate. Your business sale proceeds get taxed at the same rate as wages. Here’s what that looks like at the top bracket:

*Massachusetts adds a 4% surtax on income over ~$1.08M, bringing the effective rate on large business sales to 9%.

States With Lower Capital Gains Rates

A handful of states offer preferential treatment for long-term capital gains through exclusions or lower rates:

Watch Out for Local Taxes

Some cities and counties layer additional income taxes on top of state rates. This catches sellers off guard:

The Portland metro taxes deserve special attention. The Supportive Housing Services Tax (1%) and Multnomah County Preschool for All Tax (up to 3%) apply to taxable income above certain thresholds. A Portland-area seller’s combined state and local rate on capital gains can reach roughly 14% - pushing the all-in federal-plus-state rate toward 37-38% on capital gains alone.

What This Means for Your Sale

Your combined maximum rate on capital gains (federal + state + local) ranges from roughly 23.8% in a no-tax state to over 37% in high-tax jurisdictions like Portland or New York City. On ordinary income components, the gap is even wider.

A few state-level planning considerations worth discussing with your CPA:

• Residency timing - if you’re planning to relocate to a lower-tax state, the timing of your sale relative to the move matters enormously. States will tax income earned while you’re a resident. Multi-state taxation rules are complex and worth getting specific advice on.
• State QSBS conformity - most states follow the federal Section 1202 exclusion, but some have decoupled or have legislation pending. Verify your state’s treatment before relying on it.
• Installment sales can spread income across tax years, which may help with state bracket management in progressive-rate states.

The Mistakes That Cost Sellers the Most

After working with hundreds of sellers, the most expensive tax mistakes follow a pattern:

No tax planning at all. The seller focuses entirely on the sale price and ignores the net proceeds until closing. By then, it’s too late to restructure anything. The $5M sale price suddenly becomes $3.2M after taxes, and the seller is stunned.

Wrong entity structure. A C-Corp seller discovers double taxation only after agreeing to an asset sale. Depending on the deal size, this mistake alone can cost hundreds of thousands. The time to evaluate entity structure is years before the sale, not during.

Bad purchase price allocation. The seller agrees to an allocation that loads up non-compete agreements and consulting arrangements (ordinary income) instead of goodwill (capital gains). Every dollar moved from goodwill to a non-compete costs roughly an additional 17 cents in federal tax alone.

Missing QSBS qualification. A seller who might have qualified for the Section 1202 exclusion didn’t know about it until after the deal closed. With proper planning, they could have restructured to qualify.

Ignoring state and local taxes. State capital gains rates range from 0% to over 13%, and local taxes in places like Portland or New York City add several more points. Sellers who plan around federal taxes but forget about state and local taxes get an unpleasant surprise.

When to Get Professional Help (Yesterday)

If you’re reading this and thinking about selling your business in the next 1-3 years, the single highest-return action you can take is sitting down with a qualified CPA or tax attorney who has experience with business sales. Not your personal tax preparer - someone who regularly handles M&A transactions.

The right tax advisor will:

• Model different deal structures and their tax impact
• Identify entity restructuring opportunities (and whether there’s still time)
• Evaluate QSBS eligibility and other exclusions
• Coordinate with your broker on purchase price allocation strategy
• Help you understand what you’ll actually net after all taxes

We work alongside our clients’ CPAs throughout the sale process. Good tax planning and good deal-making go hand in hand - the structure that minimizes your taxes also affects what buyers are willing to pay, and vice versa.

Understanding your tax situation is a critical part of preparing your business for sale. It shapes every decision from entity structure to deal terms to timing. The sellers who do this work early negotiate from a position of knowledge. The ones who don’t find out the hard way.

Have questions first? Contact us - we're happy to help.