E-FILING Calendar When: January 11, 2016 all-day 2016-01-11T00:00:00+08:00 2016-01-12T00:00:00+08:00 e-FILING LAST DAY OF • 1601C, 1601E, 1601F and 1602 – Withholding return on compensation, EWT and FWT for December 2015 (eFPS filers under Group E) Posted in .