Outages or scheduled maintenance for the modernized e-file system are detailed below.
The IRS will be conducting system maintenance on the the following days and times. These maintenance periods are in addition to the annual scheduled maintenance/blackout times; see Related Links below. The federal and state e-file system, including the ability to transmit returns and retrieve acknowledgments, will be unavailable during these times:
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All services except "SendSubmissions" will be unavailable for MeF Production and Testing Systems from 10:00 pm Eastern time on Saturday May 13, 2023, until 9:00 am Eastern time on Sunday, May 14, 2023.
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All services except "SendSubmissions" will be unavailable for MeF Production and Testing Systems on Sunday, May 21, 2023, from 12:01 am. until 12:30 pm. Eastern time.
For information regarding the current status of the MeF system, visit the MeF Operational Status Page.