While the assembly elections are being seen as largely a contest between the NDA and the Grand Alliance, the state has been witness to mushrooming of "morchas" (fronts) which may queer the pitch for the lead players in a tight contest.
The poll panel has also ordered an inquiry into the entire incident by Magadh Divisional Commissioner Asangba Chuba Ao, an election commission statement said.
Kumar will be administered the oath of office by Governor Phagu Chauhan at a simple ceremony inside the Raj Bhavan at 2 pm.
Madhaw Anand, the party's principal national general secretary and chief spokesperson, resigned from the posts as well as the primary membership stating that the party ran the risk of being "finished" on account of the "inconsequential" move.
Buoyed by the exit polls projections, the party has sent its senior leaders including general secretary Randeep Surjewala and Avinash Pande, chairman of the Bihar Pradesh Congress Committee screening committee, to Patna for proper coordination with the allies and possibly also to keep its flock together after the results are declared.