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Can I Buy Replacement Property Before Selling in a 1031 Exchange?

Reviewed for accuracy by: Liz Anderson, CPALast reviewed

The Short Answer

Yes. A properly structured reverse 1031 exchange may let you secure replacement investment property before selling your relinquished property. In a common arrangement, an Exchange Accommodation Titleholder (EAT) temporarily holds the new property under an IRS-recognized safe harbor. You generally need to arrange the structure before closing, identify the relinquished property within 45 days after the EAT acquires the parked property, and complete the exchange within 180 days.

At a Glance

Exchange StructureAn Exchange Accommodation Titleholder (EAT) generally holds the parked property through a qualified exchange accommodation arrangement.
Written AgreementUnder the IRS safe harbor, the written QEAA must generally be entered into within five business days after the EAT acquires qualified ownership.
45-Day IdentificationWhen the replacement property is parked, you generally must identify the relinquished property within 45 calendar days after the EAT's acquisition.
180-Day CompletionThe reverse exchange must generally be completed within 180 calendar days of the EAT acquiring qualified ownership of the parked property.
Purchase FinancingInvestors typically need cash or arranged financing before proceeds from the relinquished property sale become available.

How Does Buying Before Selling Work?

A standard delayed 1031 exchange generally starts with selling the relinquished investment property. If the property you want to buy must close first, a reverse 1031 exchange may allow the transactions to happen in the opposite order.

Under the IRS reverse-exchange safe harbor, an Exchange Accommodation Titleholder (EAT) temporarily holds qualified ownership of one property through a qualified exchange accommodation arrangement (QEAA). Most commonly, the EAT acquires and holds the new replacement property while you still own the property you plan to sell. Another structure can involve parking the relinquished property instead.

You generally should not close on the replacement property directly in your own name and plan to convert that purchase into a safe-harbor reverse exchange afterward. IRS Revenue Procedure 2004-51 limits the safe harbor when you owned the intended replacement property during the 180 days before transferring it to the EAT. Arrange the title, contract, financing, and exchange structure before the new property closes.

What Deadlines Apply When You Buy First?

In a common replacement-property parking arrangement, the reverse exchange has a different starting point from a forward exchange. The following IRS safe-harbor requirements generally apply:

  • Within five business days: You and the EAT enter into a written QEAA after the EAT receives qualified ownership of the parked property.
  • Within 45 calendar days: You identify the relinquished property you intend to exchange, measured from the EAT’s acquisition of the parked replacement property.
  • Within 180 calendar days: The exchange must be completed, and the EAT cannot continue holding the parked property beyond the safe-harbor period.

Those deadlines are not a fresh 45-day and 180-day period beginning after you sell the old property. For general qualification rules, see our 1031 exchange rules and requirements.

How Do You Finance the Replacement Property Before the Sale?

Because the relinquished property has not sold, its sale proceeds are not yet available to fund the purchase. Depending on the transaction, investors may use available cash, a loan arranged for the parked property, or temporary bridge financing. The lender must understand the EAT structure, and guarantees, collateral, insurance, interest costs, and repayment terms need to be coordinated in advance.

Hypothetical example: You plan to sell an investment rental for $900,000, but a suitable $1 million replacement property must close first. An EAT acquires and parks the replacement property using financing arranged for the transaction. Your rental sells on day 100, and the exchange team completes the required transfers within the 180-day safe-harbor period. That sequence may be possible, but the figures alone do not establish tax qualification or full deferral. Our guide to reverse exchange financing discusses common funding approaches.

What Should You Confirm Before Committing to the Purchase?

A reverse exchange typically involves additional documentation, EAT fees, financing expense, title work, and coordination among the closing agent, lender, qualified intermediary, and tax or legal advisers. If the existing property does not sell in time, the transaction may fall outside the IRS safe harbor, and the tax outcome requires individualized review.

Confirm that both properties meet the Section 1031 business or investment-use requirements and that the sale and purchase ownership structures can be coordinated. Before signing a nonextendable closing commitment, review the available timing options and the rules for reverse and deferred exchanges. Planning early gives your advisers a chance to identify problems before title transfers.

Sources

Checked against these publications on October 13, 2026. This page provides general educational information. Confirm how these rules apply to your transaction with your tax or legal advisor.

  1. IRS Instructions for Form 8824, Like-Kind Exchanges
  2. IRS Revenue Procedure 2000-37, Reverse Exchange Safe Harbor
  3. IRS Revenue Procedure 2004-51, Reverse Exchange Safe Harbor Modification