This article applies to:

Product: UltraTax CS
Return type: 1040 Individual,1120 Corporation,1065 Partnership,1041 Fiduciary,990 Exempt Organization,5500 Beneficiary Plan,706 Estate Tax,709 Gift Tax,2290 Heavy Vehicle Use Tax,FBAR FinCEN 114

Spring deadline due dates

All deadlines are 11:59:59 pm local time. We recommend you transmit electronic files to Thomson Reuters at least 1 hour prior to the filing deadline.

Entity type	IRS e-filing opens	Timely filed deadline
1040	1/26/26	04/15/2026
1120	1/13/26 9:00 AM EST	03/16/2026 for 1120-S 04/15/2026 for 1120-C
1065	1/13/26 9:00 AM EST	03/16/2026
1041	1/18/26	04/15/2026
990	1/13/26 9:00 AM EST	05/15/2026
709	N/A	04/15/2026
706	N/A	Within 9 months of the decedent's death
FBAR	Open	04/15/2026
5500	Open	07/31/2026 for form 5500 and 5558 09/16/2026 for form 5500 as a Direct Filing Entity