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1031 Exchange: Full vs. Partial Tax Deferral

1031 Exchange: Full vs. Partial Tax Deferral

 

 

by Maura Snabes, Esq., CES, NTP

May 2026

1031 Exchange: Full vs. Partial Tax Deferral

One common misconception about a Section 1031 Exchange is that it must be an “all or nothing” transaction in order to qualify. That is not the case. A taxpayer can still complete a valid 1031 exchange while partially deferring gain, if they trade down in value or receive some cash back (“boot”).

It’s important to remember: a 1031 exchange provides tax deferral, not tax forgiveness.

To Fully Defer Taxes in a 1031 Exchange, the Exchanger Must:

• Purchase replacement property of equal or greater value

• Reinvest all equity into the replacement property

• Replace the debt paid off on the relinquished property (or offset it with additional cash)

• Avoid receiving cash or other benefits from the exchange proceeds (“boot”)

What Is “Boot”?

Any cash or non-like-kind property received during the exchange, or received back from the Qualified Intermediary upon termination/conclusion of the exchange, is considered “boot” and may be taxable.

Examples of boot can include:

• Cash proceeds

• Debt reduction (mortgage boot)

• Seller financing or notes

• Furniture, equipment, or other personal property

Example 1 – Trade Down in Value

Relinquished Property

• Sale Price: $1,000,000

• Mortgage: $300,000

• Equity: $700,000

• Original Basis: $500,000

• Potential Gain Without Exchange: $500,000

Replacement Property

• Purchase Price: $800,000

• Mortgage: $300,000

Result:

• $200,000 reduction in value/equity

• Potential taxable boot: $200,000

Example 2 – Trade Down in Value and Debt

Relinquished Property

• Value: $1,000,000

• Debt: $300,000

Replacement Property

• Value: $800,000

• Debt: $200,000

Result:

• $200,000 reduction in value

• $100,000 reduction in debt

  • Taxed on greater of the trade down in value or equity to the extent of the realized gain = $200,000.

Example 3 – Same Value, Less Debt

Relinquished Property

• Value: $1,000,000

• Debt: $300,000

Replacement Property

• Value: $1,000,000

• Debt: $200,000

Result:

• $100,000 mortgage boot

• Taxable unless the taxpayer contributes an additional $100,000 cash into the replacement purchase. Cash paid by taxpayer at replacement property closing can offset mortgage boot received.

Bottom Line

A Section 1031 Exchange does not have to be “all or nothing.” Taxpayers can partially defer gain, pay taxes only on the boot received, and still receive substantial tax-deferral benefits.

As always, taxpayers should consult with their CPA or tax advisor regarding gain calculations, tax implications, property qualification, and whether a 1031 exchange is appropriate for their situation.

 

 

 

 

 

                                                                                                             

 

Maura is a licensed attorney and a Certified Exchange Specialist. She is a founder of Corporate Exchange Services (CXS), established in 1995. 

CXS is a member of the Federation of Exchange Accommodators (FEA), the industry's leading professional trade organization. 

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Corporate Exchange Services handles forward, reverse, and improvement exchanges throughout the U.S.

Regardless of the transaction complexity, CXS has the expertise and personal approach needed to successfully complete even the most complex 1031 exchange.

Contact msnabes@corp1031.com to get started

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