E-FILING Calendar When: January 14, 2016 all-day 2016-01-14T00:00:00+08:00 2016-01-15T00:00:00+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 B) Posted in .