QuickAlerts - Technical - Modernized e-File (MeF) Extended Maintenance Window

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QuickAlerts for Tax Professionals September 30, 2021

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Subject: Modernized e-File (MeF) Extended Maintenance Window


The MeF Production System will be unavailable on Sunday, October 3, 2021, from 12:01 am. until 11:59 a.m. Eastern time.   

Please refrain from accessing the MeF Production System during this maintenance window.

Please monitor the MeF Operational Status page for any future updates.

We apologize for any inconvenience this may cause.

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