e-SUBMISSION Calendar When: April 11, 2018 all-day 2018-04-11T00:00:00+08:00 2018-04-12T00:00:00+08:00 e-SUBMISSION LAST DAY OF e-SUBMISSION MAP of BIR Forms No. 1601E and 1601F for March 2018 (eFPS filer under Group E) Posted in .