Planning tool
1031 exchange deadline calculator.
Enter your closing date to see your identification and closing deadlines.
Nashional Investments · Updated October 2026
Identify replacements by-
Close on replacements by-
Example date shown. Illustration only. Confirm deadlines with your qualified intermediary and CPA.
How the dates work
The 45-day identification period and the 180-day exchange period both start the day your sale closes and run at the same time. The 180-day limit is cut short by your tax return due date unless you file an extension. Neither deadline moves for weekends or holidays.
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