1031 Exchange in New York: A Legal Guide

A 1031 exchange is one of the most powerful tax tools available to real estate investors. When properly executed, the exchange allows an owner of investment or business-use real estate to sell one property and acquire another without recognizing the capital gain at the time of sale, deferring the federal and most state tax consequences until the replacement property is eventually sold without a further exchange. The structure is governed by Section 1031 of the Internal Revenue Code, supplemented by Treasury regulations and decades of case law. New York generally conforms to the federal rules, though several state-specific procedural items make the New York execution distinct from a transaction in other states. This guide explains how a 1031 exchange works in the New York context, walks through the strict timeline that governs every exchange, and covers the most common ways exchanges fail. For investors structuring exchanges as part of a multi-family or commercial acquisition, this article pairs with our multi-family property guide and our commercial real estate due diligence guide.

What a 1031 Exchange Actually Does

A 1031 exchange is a deferral mechanism. It is not a tax exemption. The economic gain that would otherwise be recognized on the sale of the relinquished property is rolled into the basis of the replacement property, where it remains until the replacement property is sold without a further exchange or until the owner dies, at which point a step-up in basis under current federal estate tax law generally eliminates the embedded gain.

The federal benefit applies to capital gain and unrecaptured Section 1250 depreciation. New York State and New York City conform to the federal exchange treatment, so a properly structured exchange also defers the New York State personal income tax and, for individuals, the New York City personal income tax that would otherwise apply. The New York State and City Real Property Transfer Tax, the New York State Real Estate Transfer Tax, and the mansion tax (where applicable) are not deferred by the exchange. Those taxes are transactional, owed on each conveyance, and are paid on both legs of the exchange.

Section 1031 is available only for real property held for productive use in a trade or business or for investment. The 2017 Tax Cuts and Jobs Act narrowed the rule by eliminating personal property exchanges. Real estate exchanges remain robust, but the relinquished and replacement properties must both qualify as investment or business real estate. A primary residence does not qualify. A vacation home used primarily for personal use does not qualify. Investment property held genuinely for income or appreciation does qualify, including rental residential, commercial, industrial, and raw land.

The Like-Kind Standard

The like-kind requirement for real estate is broad. For exchanges of real property in the United States, virtually any real property held for investment or business use is like-kind to virtually any other real property held for investment or business use. An apartment building can be exchanged for raw land. A retail strip can be exchanged for an office building. A multi-family in Brooklyn can be exchanged for a warehouse in Westchester. The geography matters only at the threshold of domestic versus foreign. Domestic property is not like-kind to foreign property, but anywhere within the United States qualifies for the domestic basket.

The breadth of the like-kind rule for real estate gives investors substantial flexibility to reposition portfolios across geography, asset class, or risk profile while preserving deferral. Investors commonly exchange out of management-intensive small multi-family into commercial leased to net-lease tenants, exchange out of single high-value assets into diversified portfolios, or exchange across geographies as their investment thesis evolves. Each of these is a legitimate use of Section 1031 if structured correctly.

Caution applies in two areas. First, holdings that look like real property but are technically personal property under state law, like certain mineral rights or ground leases under specific conditions, can fail the like-kind test. Second, partnership interests are not real property even if the partnership owns real estate, so an exchange of partnership interests does not qualify under Section 1031. Drop-and-swap or swap-and-drop structures are sometimes used to convert partnership interests into tenants-in-common interests that can be exchanged, but those structures need to be carefully sequenced and timed to withstand IRS scrutiny.

The 45-Day Identification and 180-Day Completion Periods

The most rigid feature of Section 1031 is the timeline. From the day the relinquished property closes, the exchanger has 45 calendar days to identify potential replacement properties and 180 calendar days to close on the replacement property. These periods are not extendable for ordinary commercial reasons. Bad weather, financing delays, the seller's foot-dragging, holiday closures, or the exchanger's personal travel do not extend the deadlines. The IRS has provided narrow extensions in very limited federally-declared disaster situations, but those are exceptions and not a planning tool.

The 45-day identification rule requires written identification of the candidate replacement properties to the qualified intermediary by the end of the 45th day. The exchanger may identify under one of three alternative rules: up to three properties without regard to their value; any number of properties whose aggregate fair market value does not exceed 200 percent of the value of the relinquished property; or any number of properties without value limitation if the exchanger acquires at least 95 percent of the aggregate fair market value of all identified properties.

The 180-day completion rule requires the closing of the replacement property by the end of the 180th day after the relinquished property closing, or by the due date of the exchanger's tax return for the year of the exchange (including extensions), whichever is earlier. For exchanges that close near year-end, the tax return deadline can shorten the actual completion window. Exchangers in that situation should plan to file an extension to preserve the full 180 days.

Missing either deadline ends the exchange. The exchanger recognizes the full gain on the relinquished property, plus depreciation recapture, plus any applicable state and city taxes. The replacement property is treated as a separate purchase with its own basis. There is no retroactive cure. The deadlines are not negotiable, and intermediaries who hold exchange funds are not permitted to release them in violation of the timeline.

The Role of the Qualified Intermediary

An exchanger cannot receive the proceeds of the relinquished property sale and still qualify for deferral. The Treasury regulations require an independent third party, called a qualified intermediary, to hold the proceeds between the relinquished property closing and the replacement property closing. The intermediary acquires the relinquished property from the exchanger and conveys it to the buyer, and later acquires the replacement property from the seller and conveys it to the exchanger. The exchanger never has actual or constructive receipt of the proceeds.

Choosing a qualified intermediary is a significant decision. The intermediary holds the entire exchange proceeds, often a substantial sum, for periods up to 180 days. The intermediary's solvency, banking arrangements, and bonding directly affect the exchanger's exposure. New York does not license qualified intermediaries, but several states do. A reputable intermediary will provide audited financials, segregated qualified escrow or qualified trust accounts, and detailed disclosure of how exchange funds are held. Some intermediaries offer additional protections like joint-signature requirements on disbursements.

Disqualified persons cannot serve as the intermediary. The exchanger's attorney, accountant, real estate broker, or related party who has provided services to the exchanger within the prior two years cannot serve. This rule sometimes surprises exchangers who would prefer to use their longstanding counsel. We can structure and supervise the exchange in our role as transaction counsel, but the intermediary itself must be a separate firm that meets the disqualified-person rules.

Our role at closing for an exchange transaction is broader than for a non-exchange purchase. We coordinate the exchange documents alongside the standard closing documents, confirm that the deed conveyance flows correctly through the intermediary, time the disbursement of exchange funds at the replacement property closing, and confirm that the closing statement properly reflects the exchange. For broader closing context, our guide to the New York real estate closing process describes the standard workflow that the exchange overlays.

Reverse Exchanges and Improvement Exchanges

The standard 1031 structure assumes the relinquished property closes first and the replacement property closes within 180 days. Two variant structures handle situations where that sequencing does not work.

Reverse Exchanges

A reverse exchange occurs when the replacement property must be acquired before the relinquished property is sold, typically because the replacement is exceptionally attractive or the seller is unwilling to wait. In a reverse exchange, an exchange accommodation titleholder takes title to either the replacement or relinquished property and parks it for up to 180 days while the other side of the transaction is completed. Revenue Procedure 2000-37 provides a safe harbor for parking arrangements, requiring specific documentation and a maximum 180-day parking period.

Reverse exchanges are more expensive and more complicated than forward exchanges. The accommodation titleholder must hold the parked property in a way that satisfies the safe harbor, which typically requires a separate single-purpose entity, a master lease back to the exchanger, and careful insurance and financing arrangements. The total cost of a reverse exchange runs higher than a forward exchange for these reasons. Investors should consider a reverse exchange only when the timing of the replacement transaction genuinely cannot wait.

Improvement Exchanges

An improvement exchange occurs when the exchanger wants to improve the replacement property using exchange proceeds. Because the exchanger cannot receive the cash directly, the funds must flow through the qualified intermediary or accommodation titleholder, which uses them to pay for improvements while holding title to the property. The improvements must be completed and reflected in the property's value by the 180-day deadline to count toward the exchange.

Improvement exchanges are technically demanding. The improvements have to be substantial enough to justify the cost of the structure but constructible within the 180-day window. Many improvement exchanges fail because the construction timeline runs longer than expected and the deadline arrives with a half-completed building. Exchangers considering an improvement exchange should obtain firm construction commitments, including liquidated damages for delays, before committing to the structure.

Boot, Partial Exchanges, and Recognized Gain

An exchange does not have to be all or nothing. Where the replacement property is worth less than the relinquished property, or where the exchanger needs to take some cash off the table, the exchange can still proceed but the exchanger recognizes gain on the boot. Boot is anything received in the exchange that is not like-kind real property. Cash received is boot. A reduction in mortgage debt is boot, treated as additional cash. Personal property received in the exchange is boot.

The exchanger recognizes gain to the extent of the boot received, up to the total gain on the exchange. Partial exchanges are common where the relinquished property has substantial equity but the exchanger needs cash for personal use, retirement, or unrelated investment. The exchange still defers most of the gain, with the boot triggering pro rata recognition.

The mortgage boot rule trips up many exchangers. If the relinquished property has $1 million in mortgage debt and the replacement property has $700,000, the exchanger has received $300,000 of mortgage boot, which is taxable even though no cash changed hands. The cure is to either acquire a more expensive replacement, take on additional debt, or contribute additional cash to neutralize the mortgage step-down. Working through these calculations in advance is essential.

Common Reasons 1031 Exchanges Fail

Most exchanges that fail do so for one of a few recurring reasons. Each is preventable with adequate planning.

• The exchanger receives the proceeds. Exchangers who let funds pass through their own bank account, even momentarily, disqualify the exchange. Funds must move directly from the relinquished property closing to the qualified intermediary.
• The 45-day identification deadline is missed or the identification is defective. Identifications must be in writing, signed, delivered to the intermediary by the deadline, and unambiguous as to the identified property. Vague descriptions or backdated identifications fail.
• The 180-day deadline runs. Construction delays, financing delays, and litigation with the seller of the replacement property are the most common causes. Exchangers should build in margin and avoid replacement properties with known timing issues.
• The replacement property is not held for investment. Replacement properties that the exchanger immediately occupies as a residence, gifts to family, or sells shortly after acquisition can be challenged as not held for investment. The IRS has won challenges where the exchanger's intent at acquisition is suspect.
• The intermediary fails. Intermediaries that commingle funds, fail to maintain segregated accounts, or fail to follow the disbursement rules can disqualify the exchange. Choose intermediaries with strong financials and clean operating practices.
• The exchanger receives boot without realizing it. Mortgage step-downs, seller credits, and personal property included in the deal can produce taxable boot the exchanger did not anticipate. Run the boot analysis before signing the contracts.

1031 Exchanges in the New York Context

New York generally conforms to the federal Section 1031 treatment for personal income tax purposes. A properly structured federal exchange also defers New York State personal income tax and, for individuals, New York City personal income tax. The state and city follow the federal basis-tracking rules so that the deferred gain is preserved for recognition on a later non-exchange disposition.

What is not deferred is the transfer tax. Both legs of the exchange are conveyances subject to the New York State Real Estate Transfer Tax and, for properties in NYC, the New York City Real Property Transfer Tax. The mansion tax applies to residential conveyances of $1 million or more on each leg if the residential threshold is crossed. Exchangers often think the deferral covers transfer tax. It does not.

Foreign exchangers face an additional layer. New York imposes a withholding requirement on certain non-resident sellers under the IT-2663 form for individuals and IT-2664 for entities, and the 1031 exchange interacts with that withholding through specific exemption procedures. Foreign exchangers should obtain timely waivers from the Department of Taxation and Finance to avoid mandatory withholding on the relinquished property closing.

Investors who own through entities should also be careful with state-level entity-level taxes. New York City's Unincorporated Business Tax and the New York State entity-level taxes apply to certain real estate operating activities, and the exchange treatment of these taxes is generally consistent with the federal treatment but should be confirmed for each specific structure. We coordinate with our clients' tax advisors on these issues throughout the exchange. For broader practice information, our New York real estate practice page describes the full scope of representation we offer.

How Agarunov Law Firm Helps with 1031 Exchanges

At Agarunov Law Firm we represent exchangers on both legs of 1031 transactions in New York and New Jersey. Our role includes contract negotiation for both the relinquished and replacement transactions, coordination with the qualified intermediary, due diligence on the replacement property, structuring advice on partial exchanges and boot management, and monitoring of the 45-day and 180-day deadlines. For investors closing on multi-family or commercial replacement properties, we layer the exchange protocol onto the broader due diligence we describe in our commercial real estate due diligence guide. Our office at 30 Broad Street in the Financial District serves clients across all five boroughs, the lower Hudson Valley, and northern New Jersey, and we work routinely with the qualified intermediary firms that serve the New York market. For investors planning closing budgets that include exchange-related transfer taxes, our NYC Buyer Closing Cost Calculator models the transactional taxes that the exchange does not defer.

Frequently Asked Questions