The fourth phase of the five-phase upazila polls will be held in 122 upazilas on March 31.
Election Commission Secretary Helal Uddin Ahmed announced the schedule at a briefing at Nirbachan Bhaban today.
He said the last date of nomination submission is March 4, scrutiny will be held on March 6 while the last date for withdrawal of candidature is March 13.
Earlier in January, the EC announced the schedules of the upazila parishad elections.
According to the schedule, the first phase of the election will be held on March 10, the second phase on March 18 while the third phase on March 24.