Picture this: you've spent twenty years building a company. A buyer finally offers $4 million for it. On paper, you're rich. Then your accountant runs the numbers and tells you that between federal capital gains tax, the 3.8% net investment income surtax, and state tax, you could hand over $1 million or more of that check to the IRS in a single year — the same year you no longer have a paycheck.
For real estate investors, there's a well-known escape hatch: the 1031 exchange. Sell a property, roll the proceeds into another "like-kind" property within strict deadlines, and defer the gain. But a 1031 exchange only works for real estate. If you're selling a business, a concentrated stock position, or a professional practice, that door is closed to you.
This is the gap the deferred sales trust (DST) was built to fill. It's a strategy that's gained real traction among business owners approaching an exit, but it's also one of the more debated tools in the tax-planning world — powerful for the right seller, and genuinely risky if set up carelessly. Here's how it works, what it costs, and where the landmines are.
What a Deferred Sales Trust Actually Is
A deferred sales trust is a specialized trust structure built around Section 453 of the Internal Revenue Code — the same section that governs ordinary installment sales. In a plain installment sale, you sell an asset and the buyer pays you over time instead of all at once; you only owe tax on each payment as you receive it, not on the full gain up front.
A DST borrows that same mechanic but inserts an independent trust between you and the buyer:
- Before the sale closes, an attorney sets up the trust and you transfer ownership of your business (or other appreciated asset) into it in exchange for a secured installment note.
- The trust — not you — sells the asset to the actual buyer, typically for cash.
- The trust holds and invests the proceeds, then pays you back according to the note's schedule: fixed payments over 10-20 years, interest-only with a balloon, or another structure your advisor designs.
- You only recognize capital gain as you receive each payment, not in the year of the sale.
The timing is non-negotiable: the trust must exist and take ownership before the sale closes. There is no way to sell first and set up a DST afterward — that's treated as a completed sale with no deferral available.
Why Business Owners Consider It
The appeal for a business seller comes down to three things:
No like-kind requirement. Unlike a 1031 exchange, you don't need to buy a "similar" business or property with the proceeds. The trust can invest in a diversified portfolio of stocks, bonds, real estate, or other assets — whatever an income plan calls for.
No reinvestment deadline. A 1031 exchange forces you to identify a replacement property within 45 days and close within 180 — a brutal timeline when you're also trying to negotiate a good deal. A DST has no such clock. The trust invests on its own schedule.
Smoothed-out tax brackets. Spreading a $2 million gain over 15 years of installments, rather than recognizing it all in one year, can keep you out of the highest capital gains bracket and avoid pushing other income into higher marginal rates in the sale year.
Illustrating the scale: one case study of a $3.8 million business sale modeled a 15-year DST payout that deferred roughly $700,000 of first-year tax exposure that would otherwise have been due immediately. That's the kind of number that gets a seller's attention.
The Costs Are Real — and They're Not Small
None of this comes cheap, and the fees matter more than most sellers expect going in.
- Setup costs: typically $10,000–$30,000 (some sources cite a range up to $50,000) for legal drafting, trustee onboarding, and structuring — this scales with deal complexity.
- Ongoing management fees: roughly 0.5%–1.5% of trust assets annually. On a $2 million trust, that's $10,000–$30,000 every single year.
- Cumulative cost over a decade: commonly cited estimates run from $100,000 to $300,000+ across setup and management combined.
Because of this fee structure, most advisors won't recommend a DST for gains below roughly $500,000, and the clearest cost-benefit case shows up north of $1 million in gain. If you're selling a small business with a modest gain, the fees alone can eat a meaningful chunk of the tax benefit you're chasing.
The Part Every Seller Needs to Hear: Audit Risk
This is where a DST diverges sharply from a 1031 exchange, and it's the section most promotional materials gloss over.
A 1031 exchange is codified, well-litigated, and administered through clear IRS rules with a qualified-intermediary framework everyone recognizes. A deferred sales trust has no such standing. The IRS has never issued a revenue ruling, regulation, or other formal guidance that blesses the DST structure. Promoters point to the fact that some DSTs have survived audits without adverse findings — but "hasn't been struck down yet" is not the same as "IRS-approved."
The structural criticism, laid out by tax commentators including the widely respected Kitces.com, is that Section 453 was written for sellers who genuinely haven't received their money and are carrying real payment risk from the buyer. A DST tries to reproduce that tax treatment while the trust — often set up by the same promoter running the DST program — actually holds cash the seller effectively controls the investment of. Courts have disallowed installment-sale treatment in analogous situations under the "constructive receipt" doctrine, where a seller retained too much practical control over escrowed proceeds (see Est. of Bartlett v. Commissioner and Lustgarten v. Commissioner). The IRS has also pursued at least one DST promoter directly, alleging the arrangement functioned as an abusive tax shelter rather than a legitimate installment sale.
None of this means every DST is illegal or destined to be unwound — established practitioners structure them with independent trustees, arm's-length note terms tied to the Applicable Federal Rate, and careful sequencing specifically to survive scrutiny. But it does mean a DST sits in genuinely gray territory, and the quality of the legal team executing it matters enormously. This is not a strategy to implement with a discount online provider.
How It Stacks Up Against the Alternatives
| Strategy | Works for a business sale? | Reinvestment deadline? | IRS certainty |
|---|---|---|---|
| 1031 exchange | No (real estate only) | 45/180-day clock | High — long-established rules |
| Qualified Opportunity Zone fund | Yes, if gain is reinvested in a QOF | 180 days to invest | Moderate — statutory but newer |
| Plain installment sale | Yes | None | High — decades of case law |
| Deferred sales trust | Yes | None | Low — no formal IRS guidance |
A DST's real competitor, for most business owners, isn't the 1031 exchange at all (they can't use one) — it's the plain-vanilla installment sale, where the buyer simply pays you over time directly, with no trust in between. An installment sale is far cheaper and carries none of the audit uncertainty, but it means you're carrying the buyer's credit risk and you can't diversify the sale proceeds until you've actually collected them. A DST solves that diversification problem — at the cost of legal risk and ongoing fees.
Questions to Ask Before You Sign Anything
If a promoter or advisor brings you a DST, push on these before you commit:
- Who is the trustee, and are they truly independent from you and from the firm selling you the structure?
- What's the total cost over the expected payout period — not just the setup fee, but every year of management fees compounded?
- Has this exact firm's structure been tested in an audit or in court, and can they show you redacted evidence rather than just assurances?
- What happens to the note if the trust's investments underperform? Your promised payments may depend on the trust's returns, not a fixed guarantee.
- Does your gain actually clear the threshold (generally $500,000+) where the tax deferral plausibly outweighs a decade of fees?
A second opinion from a tax attorney who didn't sell you the DST — and who has no financial stake in you proceeding — is worth the consulting fee every time.
The Bookkeeping Question Nobody Asks Until It's Too Late
Whatever exit structure you choose, a DST included, the IRS and your tax preparer are going to want a clean paper trail: the trust's initial cost basis in the business, every installment payment received, interest income earned inside the trust, and how each dollar maps to your personal returns over what might be a 15-year payout. If your business's own books were a mess in the years leading up to the sale, establishing that basis and defending the transaction under audit gets dramatically harder.
This is one more reason accurate, well-organized financial records aren't just a tax-season chore — they're what makes an exit strategy like this defensible years after the deal closes.
Simplify Your Financial Management
Complex exit strategies like a deferred sales trust are only as strong as the financial records behind them. Beancount.io provides plain-text accounting that gives you a transparent, version-controlled ledger of every transaction — exactly the kind of audit-ready trail a business owner needs heading into a sale. Get started for free and see why developers and finance professionals are switching to plain-text accounting, or check the docs to see how it fits your bookkeeping today.