Capital-gains deferral, demystified
Sell an appreciated property and you can owe a hefty tax bill — federal capital gains, depreciation recapture, and often state tax on top. But the code offers several legal ways to defer, spread, or even erase that gain. Here's every major deferral and exit vehicle in plain English — what each one does, and who it's for.
The Financial Angel does this for you: it models what you'd owe if you simply sold, compares a 1031 exchange, a DST, a charitable trust, and an Opportunity Zone side by side, tracks the 45- and 180-day clocks, drafts the paperwork, and routes the exchange to a qualified intermediary and your CPA or attorney to execute.
Sell investment or business real estate and reinvest the proceeds into other like-kind real estate to defer the capital-gains tax on the sale. The gain isn't forgiven — it rolls into the new property until you eventually sell without exchanging.
Why it matters — deferring tax keeps 100% of your equity compounding instead of handing a big slice to the IRS on every sale.
Both the property you sell and the one you buy must be real property held for business or investment. "Like-kind" is broad for real estate — you can swap a rental house for an apartment building or raw land. Since the 2017 Tax Cuts and Jobs Act, personal property (equipment, vehicles, art) no longer qualifies.
Good fit if — you're moving between investment real-estate assets, not selling a primary home or business equipment.
From the day you close the sale, you have exactly 45 calendar days to identify your replacement property (or properties) in writing to your intermediary. The clock includes weekends and holidays and generally can't be extended.
Why it matters — miss this window and the entire exchange fails, making the whole gain taxable that year.
You must close on the replacement property within 180 calendar days of selling the old one (or by your tax-return due date, if earlier). This clock runs at the same time as — not after — the 45-day clock.
Why it matters — filing an extension can be necessary to get the full 180 days if you sell late in the year.
A neutral third party (also called an accommodator) that holds the sale proceeds and handles the paperwork so you never take possession of the cash. If you touch the money — even for a moment — the exchange is disqualified.
Why it matters — you must engage a QI before closing the sale; you can't set one up after the fact.
Within the 45 days you can name replacements under one of three tests: the 3-property rule (up to three, any value), the 200% rule (any number, total value ≤ 200% of what you sold), or the 95% rule (any number, but you must acquire 95% of the value identified).
Good fit if — you want flexibility or a backup pick in case your first-choice deal falls through.
Any non-like-kind value you walk away with — leftover cash ("cash boot") or a reduction in mortgage debt that isn't replaced ("mortgage boot"). Boot is taxable up to the amount of your gain, even in an otherwise valid exchange.
Why it matters — a partial exchange still defers most of the gain; the Angel flags exactly how much boot triggers tax.
To defer the entire gain, the replacement property must be of equal or greater value, you must reinvest all the net proceeds, and you must replace any debt paid off (with new debt or added cash). Trade down and the shortfall becomes taxable boot.
Why it matters — this is the single most common planning target the Angel models before you commit.
You buy the replacement property first and sell the old one later. Because you can't own both at once in a 1031, an "exchange accommodation titleholder" parks one property until the sale closes. More complex and costly, but useful in hot markets.
Good fit if — you've found the perfect replacement before your current property has sold.
Lets you use exchange proceeds to build on or renovate the replacement property. The intermediary holds title while improvements are made — but everything must be completed and the value in place within the 180-day window.
Good fit if — the replacement property alone isn't worth enough to fully absorb your proceeds.
Exchanges with family members or entities you control are allowed but scrutinized. Generally both parties must hold the properties for at least two years, or the IRS can unwind the deferral. Designed to stop "basis shifting" to a low-tax relative who then sells.
Why it matters — a well-meaning family swap can quietly blow the deferral without the two-year hold.
Some states — California most notably — tax deferred gain when you eventually sell an out-of-state replacement property that originally sheltered in-state gain. California requires annual reporting (Form 3840) to track it.
Why it matters — exchanging out of a high-tax state doesn't always escape that state's tax; the Angel checks state rules first.
Selling a rental normally triggers tax on the depreciation you deducted over the years (taxed up to 25% federally). A 1031 defers that recapture along with the capital gain, carrying your old cost basis forward into the new property.
Why it matters — for long-held rentals, recapture is often a bigger tax hit than the gain itself.
Keep exchanging property throughout your life and the deferred gain never comes due while you're alive. At death, your heirs generally receive a "stepped-up" cost basis to current market value — potentially wiping out the entire deferred gain.
Why it matters — this is the endgame that turns deferral into permanent savings; see estate planning.
A legal entity that owns institutional-grade real estate — apartment complexes, medical offices, industrial parks — and sells fractional beneficial interests to investors. You own a slice of a large, professionally managed property without holding title yourself.
Good fit if — you want real-estate ownership without being the landlord.
IRS Revenue Ruling 2004-86 treats a beneficial interest in a properly structured DST as a direct interest in real property. That means it qualifies as replacement property in a 1031 exchange — you can roll your sale proceeds straight into one.
Why it matters — a DST can rescue an exchange when you're out of time or can't find a whole property that fits.
The sponsor handles all management, leasing, financing, and reporting. You simply receive monthly or quarterly distributions — no tenants, no toilets, no 2 a.m. phone calls.
Good fit if — you're a tired landlord ready to retire from active management but keep the income.
Because DST minimums are relatively low, you can split one exchange across several DSTs — different property types, sponsors, and regions — instead of betting everything on a single building.
Good fit if — you want to spread risk rather than concentrate it in one replacement asset.
To preserve 1031 status, DSTs face strict IRS restrictions: no new capital from investors after closing, no renegotiating the loan, limited ability to renegotiate leases, no reinvesting sale proceeds, and only routine reserves — among others. The trustee's powers are deliberately narrow.
Why it matters — these limits protect the tax treatment but leave the DST unable to adapt if the property struggles.
DSTs are long-term holds (often 5–10 years) with no public market — you can't easily cash out early. Upfront load and ongoing fees can be meaningful and reduce net returns, so they must be weighed carefully.
Why it matters — the passive convenience comes at a cost the Angel surfaces before you sign.
DSTs are private securities sold under exemptions, so they're generally limited to accredited investors (income or net-worth thresholds) and carry minimum investments — often $25,000–$100,000. They must be purchased through a licensed broker-dealer or advisor.
Good fit if — you meet accreditation standards and want a passive 1031 landing spot.
Some DSTs are structured so the property is later contributed to a REIT's operating partnership under Section 721. You receive OP units (convertible to REIT shares) tax-deferred — trading illiquid real estate for a diversified, more liquid REIT interest.
Why it matters — it offers an eventual liquidity path, but once in the REIT you generally can't 1031 again.
Contribute appreciated property to this tax-exempt trust, which can sell it without immediate capital-gains tax. You (or a beneficiary) receive income for life or a set term, the remainder goes to charity, and you get an upfront partial deduction.
Good fit if — you want income now, a tax deduction, and a charitable legacy; see types of trusts.
Reinvest a capital gain into a fund that develops or operates property in a designated Opportunity Zone. You defer the original gain to a set future date, and if you hold the fund at least 10 years, the new appreciation can be permanently tax-free.
Good fit if — you have a gain from almost any asset (not just real estate) and a long time horizon. Program dates and rules have shifted with later legislation — confirm current terms with a pro.
Sell property and take the payments over several years instead of all at once. You report — and pay tax on — the gain gradually as you receive each payment, which can keep you in lower brackets and smooth the hit.
Good fit if — you're comfortable seller-financing and want to spread the gain across years.
Contribute real estate directly to a REIT's operating partnership in exchange for OP units, deferring gain under Section 721. It converts a single property into a diversified, professionally managed, more liquid interest.
Good fit if — you want out of direct ownership and into a diversified REIT without triggering tax today.
Not a deferral but an outright exclusion: if you owned and lived in your home 2 of the last 5 years, you can exclude up to $250,000 of gain ($500,000 for married couples) from tax. It applies to a residence, not investment property.
Good fit if — you're selling a home you've lived in, not a rental (though converted rentals have special rules).
A QOF lets you reinvest only the gain (not all proceeds), works for many asset types, and can erase future appreciation after 10 years — but the original deferral is temporary. A 1031 defers indefinitely and pairs with a step-up at death, but only for real estate and only if you reinvest everything on a strict clock.
Why it matters — the "better" choice depends on your asset, timeline, and estate plan; the Angel runs both.
Aggressively marketed structures that promise to defer gain by routing a sale through a third-party trust or a "monetization" loan. The IRS has scrutinized and challenged many such arrangements, and some appear on its watch lists — they carry real audit and penalty risk.
Why it matters — treat these with caution and get independent, licensed advice before ever considering one; see business-exit planning for QSBS and sale-of-business context.
Rough guide: choose a 1031 (into a whole property) if you want to stay actively invested; a DST if you want passive real estate; a CRT if you have charitable intent and want lifetime income; and a QOF if you have a gain from any asset and a 10-year horizon. Many plans combine them.
How the Angel helps — it models each path against your actual numbers and recommends the fit, not a one-size template.
A successful exchange usually involves a qualified intermediary (engaged before closing), a CPA to run the tax math and filings, and a real-estate attorney for title and structure. DSTs add a licensed broker-dealer or investment advisor.
How the Angel helps — it assembles and coordinates the team, then hands each licensed task to the right vetted professional.
Missing the 45- or 180-day deadline, taking possession of proceeds (no QI), trading down in value or debt, sloppy identification, ignoring related-party rules, or forgetting state clawback. Any one of these can make the whole gain taxable.
How the Angel helps — it tracks every clock and rule and warns you before a misstep becomes a tax bill.
Deferral vehicles work best as part of a bigger picture. "Swap till you drop" plus a step-up at death, a CRT's charitable remainder, or a DST's 721 exit each interact with how your estate passes to heirs.
How the Angel helps — it aligns your exchange with your estate plan and long-term wealth strategy.
How you title replacement property — in an LLC, a land trust, or a series of entities — affects both liability exposure and your exchange's validity (the taxpayer who sold must generally be the one who buys). Structure it deliberately.
How the Angel helps — it coordinates titling and entities with your asset-protection plan so nothing invalidates the exchange.
The single biggest lever is timing: a QI must be in place before the sale closes, an extension may be needed for the full 180 days, and modeling the tax should happen before you accept an offer — not after.
How the Angel helps — it runs the deferral analysis the moment a sale is on the horizon, so you never lose an option by acting too late.
That's the point of the Angel. Tell it what you're selling, what it's worth, and what you want next — it compares a 1031, a DST, a charitable trust, and an Opportunity Zone, tracks the deadlines, and connects you to a qualified intermediary, CPA, and attorney to execute.
Start your profileThese are plain-language definitions for education, not legal, tax, or investment advice. Tax law and its treatment vary by state and change over time — the Financial Angel drafts and recommends; a licensed attorney, CPA, or advisor reviews and executes.