e-FILING/FILING and e-PAYMENT/PAYMENT Calendar When: September 20, 2018 all-day 2018-09-20T00:00:00+08:00 2018-09-21T00:00:00+08:00 e-FILING e-PAYMENT FILING PAYMENT LAST DAY OF e-FILING/FILING and e-PAYMENT/PAYMENT BIR Form No. 2551Q for TQ ended August 2018 Posted in .