Balloting is underway at the Bhalukpur High School polling centre in Mymensingh-3, where voting was suspended over irregularities during the January 7 national election.
The voting started at 8am on Saturday amid tight security and will continue until 4pm.
Assistant Returning Officer and Gouripur Upazila Nirbahi Officer Mohammad Nahidul Karim said a total of twelve CCTV cameras have been installed for the security of the centre. Besides, there are law enforcement members.
The voting was suspended on January 7 when a group of people reportedly entered the centre and snatched a ballot box from a booth.
The Awami League nominated candidate Nilufar Anjum bagged 53,196 votes, while her nearest rival, Somnath Saha with the Truck symbol, received 52,211 votes at 91 pollng centres out of 92 in the constituency.
A total of nine candidates are competing in this constituency.