IRS has announced that the Modern e-File System
(MeF) will commence its annual shutdown and cutover maintenance period on
Saturday, November 17, 2018, at 11:59 p.m. in order to prepare the system for
the upcoming Tax Year 2018 Filing Season
See
the full text of the announcement here.
Preparers should note that all 1040 returns will need to be held until e-File
production resumes in January 2019 or will need to be paper filed during the
shutdown period.