FILING and PAYMENT Calendar When: May 20, 2016 all-day 2016-05-20T00:00:00+08:00 2016-05-21T00:00:00+08:00 Cost: Free FILING PAYMENT LAST DAY OF FILING and PAYMENT • 2550M and 2551M – VAT and PT for April 2016 (non-eFPS filers) Posted in .