1031 Exchange Deadline Calculator

Two distinct deadlines drive the 1031 exchange process, the 45-day identification period and the 180-day exchange period. To ensure you stay in compliance use this deadline calculator below.

By utilizing this simple 1031 exchange deadline calculator to count the days and figure out your 45-day identification period deadline, as well as your 180-day exchange period deadline you can rest at ease knowing your 1031 exchange is on track. 


Enter the closing date for the relinquished property:

45 days Calculator
Section 1031(a)(3) and Section 1.1031(k)-1(c) provides that a written unambiguous description of the intended replacement property or properties, signed by the taxpayer must be sent to the qualified intermediary or other person who is a party to the exchange and who is not a disqualified person. Identification Period (45 days) ends:

180 day Calculator
Interim time between the disposition of the relinquished property and the earlier of the following: (i) acquisition of all replacement properties by the taxpayer; (ii) after the 45 day identification period if an identification has not been made or any identified properties have been previously received by the taxpayer or revoked as identified properties; (iii) the 180th day thereafter; (iv) after the taxpayer’s deadline for filing its federal income tax return for the year in which the relinquished property was disposed in (including extensions). Note—The exchange period includes all weekends and holidays. Exchange Period (180 days) ends:  


*Neither Accruit nor its affiliated companies, officers, directors or employees, intend that the information contained in the foregoing is anything other than general information for discussion purposes only.  It is not Accruit’s intent to provide tax or legal advice to any client or prospective client of Accruit.  For any tax or legal advice specific to your situation you are encouraged to consult with a tax advisor or attorney of your choice