e-FILING/FILING and e-PAYMENT/PAYMENT Calendar When: September 10, 2019 all-day 2019-09-10T00:00:00+08:00 2019-09-11T00:00:00+08:00 e-FILING e-PAYMENT FILING PAYMENT e-FILING/FILING and e-PAYMENT/PAYMENT BIR Form No. 1600 and 1606 for August 2019 (all filers) Posted in .