The contestants in the fray are Ripun Bora and Ranee Narah of Congress and businessman Mahavir Prasad Jain as an Independent candidate, an Assembly spokesperson said.
The candidates had filed their nomination papers on March 11 for the Rajya Sabha seats falling vacant next month following the scheduled retirement of two Congress members, Naznin Faruque and Pankaj Bora on April 2 next.
Bora is Congress' first preference candidate while Narah the second for the March 21 polls.