Prosecutors say Pecker's actions helped Trump deceive voters in the 2016 election
EC Additional Secretary Mokhlesur Rahman announced the election schedule on Sunday.
According to the schedule, a deadline of Sept 9 has been fixed for the submission of nomination papers to the returning officer for the seat.
The seat was declared vacant after the 90-year-old Ershad, the leader of the official opposition in the 11th parliament, died on Jul 14.