Capital gains rates, Section 1042 rollovers, QRP strategy, and SEP/Solo 401(k) conversion — with side-by-side comparison table.
Selling your business is a major retirement event — and the tax implications can mean the difference between a comfortable retirement and running out of money in your 70s. The most important number to know: your effective capital gains rate. In 2026, long-term capital gains range from 0% to 20% depending on your total taxable income, plus a 3.8% NIIT if you exceed $200K/$250K. For a $2M sale, you could pay $400K in federal taxes — or $0 with a properly structured Section 1042 ESOP rollover into Qualified Replacement Property. The strategy matters as much as the sale price.
Long-term capital gains (business stock, most asset sales) are taxed at preferential rates in 2026:
| Taxable Income (Single) | Taxable Income (MFJ) | Rate | On $2M Sale (~$1.5M gain) |
|---|---|---|---|
| $0 – $47,025 | $0 – $94,050 | 0% | $0 |
| $47,026 – $518,900 | $94,051 – $583,750 | 15% | ~$225,000 |
| Above $518,900 | Above $583,750 | 20% | ~$300,000+ |
Source: IRS 2026 inflation-adjusted thresholds. Does not include state taxes or NIIT (3.8% on investment income above $200K/$250K).
Section 1042 (IRC §1042) allows business owners who sell C-corp stock to an ESOP (Employee Stock Ownership Plan) to defer capital gains tax entirely by reinvesting proceeds into Qualified Replacement Property (QRP) — stock or securities of a domestic corporation.
The deferred gain is eliminated at death via the step-up in basis under IRC §1014 — heirs inherit the QRP at FMV, never paying the deferred tax. This is the ultimate exit strategy for C-corp owners who can structure an ESOP sale.
| Requirement | Rule |
|---|---|
| Business structure | C-corp stock only (S-corps, LLCs, partnerships not eligible) |
| Buyer | ESOP must own at least 30% of the company's outstanding stock immediately after the sale |
| QRP investment | 100% of proceeds must be invested in Qualified Replacement Property (domestic corporate securities) within 12 months; 90% must be invested at the end of the reinvestment period |
| Replacement period | 4 months from the date of sale (can be extended) |
| Hold period | Must hold QRP for at least 6 years or the deferred gain is recaptured |
| Death | At death, IRC §1014 step-up eliminates the deferred gain — heirs pay no tax on the deferral |
| Not available if | Seller's spouse, children, or grandchildren own >10% of the company |
If you had a retirement plan associated with your business (Keogh, SEP-IRA, Solo 401(k)), you have several options for handling business sale proceeds:
| Strategy | 2026 Limit | Tax Treatment |
|---|---|---|
| SEP IRA | $66,000 | Tax-deferred growth; taxable at withdrawal; 60-day rollover available for Keogh terminations |
| Solo 401(k) | $66,000 + $7,500 catch-up (50+) | Employee + employer contributions; Roth option available; loan provisions |
| Net Unrealized Appreciation (NUA) | Full amount of appreciation | Employer stock in 401(k): elect NUA to pay long-term capital gains rate on appreciation (vs ordinary income rates at distribution) — major tax win for highly appreciated stock |
An installment sale structures business sale proceeds as a series of payments over multiple years, spreading capital gains recognition and potentially keeping each year's gain in a lower tax bracket.
| Year | Payment | Estimated Tax (15% bracket) | Cumulative Tax |
|---|---|---|---|
| Year 1 | $400,000 | $60,000 | $60,000 |
| Year 2 | $400,000 | $60,000 | $120,000 |
| Year 3 | $400,000 | $60,000 | $180,000 |
| Year 4 | $400,000 | $60,000 | $240,000 |
| Year 5 | $400,000 | $60,000 | $300,000 |
vs $400,000+ in year 1 if paid in full — potentially pushing $200K+ into the 20% bracket. Note: Installment method not available for sales to related parties (IRC §453), and the IRS look-back rule may impose interest on deferred payments exceeding $5M.
| Strategy | Tax Rate | Deferral Method | Deadline | Elimination at Death? |
|---|---|---|---|---|
| Standard Capital Gains | 0/15/20% + 3.8% NIIT | None — pay now | April 15 of following year | Step-up in basis (heirs avoid gain) |
| Section 1042 (ESOP) | 0% deferral | Roll into QRP (domestic corporate stock); hold 6+ years | 12 months (90% by end) | Yes — IRC §1014 step-up eliminates gain at death |
| SEP IRA / Solo 401(k) | Ordinary income at withdrawal | Roll proceeds into retirement account; defer until withdrawal | 60 days (Keogh); direct transfer preferred | No — inherited IRA taxed as ordinary income to heirs |
| Installment Sale | 0/15/20% in each year received | Spread across years; capture lower brackets | Annual — IRS Form 6252 each year | Partial — remaining payments accelerate to estate |
| IRC §1031 | IRC §1042 | |
|---|---|---|
| Applies to | Real estate only (investment property) | C-corp stock sold to ESOP |
| Eligible assets | Investment real estate, not business stock | C-corp voting stock (common or preferred) |
| Replacement property | Any investment real estate (can be different type) | Qualified Replacement Property — domestic corporate securities only |
| Deferral mechanism | Like-kind exchange — gain deferred until QRP sold | ESOP sale — gain deferred until QRP sold |
| Death elimination | No — gain is recognized when QRP is sold | Yes — IRC §1014 step-up at death |
| Business type | Any (real estate held in LLC, S-corp, partnership, etc.) | C-corp only — most restrictive |
A business exit advisor can model each scenario's tax impact.
Explore Business Exit Strategies →Long-term capital gains rates for 2026: 0% on taxable income up to $47,025 (single) / $94,050 (MFJ); 15% from $47,026 to $518,900 (single) / $94,051 to $583,750 (MFJ); 20% above $518,900 (single) / $583,750 (MFJ) — all per IRS 2026 inflation adjustments. Qualified small business stock (Section 1202) held >5 years may be excluded entirely from federal tax (up to $10M or 10x cost basis). Note: NIIT adds 3.8% on net investment income above $200,000 (single) / $250,000 (MFJ).
Section 1042 (IRC §1042) allows business owners who sell stock to an ESOP (Employee Stock Ownership Plan) to defer capital gains tax entirely by rolling proceeds into a Qualified Replacement Property (QRP) — domestic corporation stock or a buying stock of a domestic corporation. The gain is deferred until the QRP is sold. At death, IRC §1014 provides a step-up in basis — heirs inherit the QRP at fair market value, eliminating the deferred gain. This is the most powerful tax deferral available for business sellers who can structure an ESOP sale.
After selling a business with a Self-Employed Keogh plan, S-corp with a 401(k), or sole proprietorship, you can roll proceeds into a SEP IRA ($66,000 2026 limit) or Solo 401(k) ($66,000 + $7,500 catch-up if 50+). Rollovers must be completed within 60 days (no direct transfer for Keogh terminations in some cases). Net unrealized appreciation (NUA) on employer stock in a 401(k) can be taxed at long-term capital gains rates instead of ordinary income — a significant benefit if stock has appreciated substantially.
An installment sale spreads business sale proceeds across multiple tax years, allowing you to spread capital gains recognition and potentially capture lower tax brackets in each year. For example, a $2M sale structured as 5 equal payments of $400K/year might keep each year's gain in the 15% bracket ($47K-$518K) rather than pushing into the 20% bracket. Installment sale reporting uses IRS Form 6252. Important: installment method is not available for sales to related parties (IRC §453), and the IRS look-back rule can impose interest on deferred payments.
Section 1031 applies only to real estate exchanges (not business stock or assets) — it defers gains by rolling proceeds into replacement property. Section 1042 applies only to C-corp stock sold to an ESOP — it defers gains by rolling into Qualified Replacement Property (QRP) which must be domestic corporate stock. They are mutually exclusive. For most business sales (S-corps, LLCs, partnerships), Section 1042 is not available. Consult a tax advisor — the choice between capital gains treatment, installment sales, and QRP strategies depends on your business structure, ownership percentage, and estate plan.