Annual Memorial Day System updates:
IRS will conduct the annual Memorial Day Systems Shutdown beginning Saturday, May 26, 2018 at 6:00 p.m. and ending on Tuesday, May 29, 2018 at 6:00 a.m. The Modernized e-File Systems (both Production and ATS) will not be available during this timeframe. Please refrain from accessing the MeF Systems to transmit business/individual/state tax returns, retrieve acknowledgements or submit any other service requests. (Undated 05/21/2018)