Biswal won from Deogarh Assembly constituency representing Biju Janata Dal in the 2024 Odisha Legislative Assembly election. He polled 89,074 votes and defeated his nearest rival, Subhash Chandra Panigrahi of Bharatiya Janata Party, by a margin of 15,792 votes.[3][4] Earlier, he lost the 2019 Odisha Legislative Assembly election.[5] In 2019, he polled 67,249 votes and lost to his nearest rival and winner, Subhash Chandra Panigrahi, who contested on the Biju Janata Dal ticket, by a margin of 7,106 votes. Panigrahi got 74,355 votes.[3]
In 2024, Arundhati Devi, the wife of former Deogarh king and Sambalpur MP Nitesh Ganga Dev was initially announced as the candidate but BJD party replaced her with Biswal due to local resistance against her, and Biswal won the Deogarh seat, that is part of Sambalpur Lok Sabha constituency.[6][7]