Bookkeeping6 min readJuly 1, 2026

1031 Exchange Bookkeeping: What to Track (and the Mistakes That Cost You)

A 1031 exchange defers your tax bill, but only if your books can prove it. Here is what a real estate investor's bookkeeping needs to track before, during, and after an exchange.

A 1031 exchange lets a real estate investor defer capital gains tax by rolling proceeds from a sold property into a new one — but the tax deferral only holds up if the books can show the exchange was handled correctly. Sloppy or incomplete records around the sale, the exchange, and the new property's basis are one of the fastest ways an otherwise valid exchange runs into IRS trouble.

The relinquished property's disposal needs clean records before the exchange even starts: the original purchase price, capital improvements made over the holding period, accumulated depreciation, and the sale price. Together these determine the realized gain and the basis that carries forward — if depreciation schedules were never properly maintained, that gap becomes a real problem the moment a 1031 is on the table.

During the exchange, the qualified intermediary holds the proceeds, and your books need to reflect that correctly: the funds are not simply cash in hand, and misclassifying them as ordinary income or a regular sale proceeds line item can misstate your financials and create confusion for your CPA at filing time. The intermediary's fees also need a home in your chart of accounts, typically as a closing cost tied to the transaction rather than a generic expense.

The replacement property's basis is where many investors' books quietly go wrong. The new property doesn't simply get its purchase price as basis — the deferred gain from the relinquished property carries forward, reducing the depreciable basis of the new one. Get this wrong and your depreciation schedule going forward is wrong for as long as you hold the property.

Timelines matter for the exchange itself — identifying a replacement property within 45 days and closing within 180 — but they also matter for your books: the transaction needs to be recorded and reconciled promptly, not reconstructed months later from memory and a folder of closing documents. The longer the gap between the closing and the bookkeeping, the more likely a fee, a credit, or a prorated expense gets miscoded or missed entirely.

Multi-property and multi-entity investors add another layer: if the relinquished and replacement properties sit in different LLCs, the books need to track the exchange across entities correctly, including any intercompany considerations, so the story is coherent if a lender, a partner, or the IRS ever asks to see it.

None of this is tax advice, and a 1031 exchange should always be structured with your CPA and a qualified intermediary. What good bookkeeping does is make sure the numbers your CPA needs — original basis, improvements, depreciation, intermediary fees, and carried-forward basis on the replacement property — are accurate and ready before the return is due, not reconstructed under deadline pressure.

Our team keeps property- and entity-level books in client-owned QuickBooks Online, with depreciation schedules maintained continuously so a 1031 exchange doesn't surface years of drift all at once. If you're planning an exchange or have already closed one, a discovery call is the fastest way to confirm your books are ready to support it.

Frequently Asked Questions

Does Daxable handle the 1031 exchange itself?

No. A 1031 exchange requires a qualified intermediary and should be structured with your CPA. We keep the bookkeeping — basis, depreciation, and transaction records — accurate and ready to support the exchange.

What happens to depreciation after a 1031 exchange?

The deferred gain from the relinquished property carries forward and reduces the depreciable basis of the replacement property, so the new depreciation schedule is not simply based on the purchase price.

Can you help if my 1031 exchange already closed and my books are behind?

Yes. New clients get a free historical cleanup, so we can reconstruct and reconcile the transaction — original basis, improvements, intermediary fees, and carried-forward basis — after the fact.

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