[4][5][6] In February 2024 he elected unopposed as Member of Parliament (India), Rajya Sabha to Janata Dal (United) in place of Bashistha Narain Singh from Bihar.

Sanjay Kumar Jha's tenure as the Water Resources Minister[15] has been marked by ambitious projects aimed at addressing Bihar's flood issues and enhancing irrigation potential.

Key achievements include the implementation of the Ganga Jal Aapurti Yojana and the installation of the largest Rubber Dam of its kind on the Falgu River in Gaya, benefiting pilgrims and locals alike.

[citation needed] Jha's vision extends beyond infrastructure development, as evidenced by his efforts to transform the Kalpwas Mela site at Samaria Dham into a prominent religious and tourist destination.

[21] With a focus on enhancing Bihar's spiritual and cultural landscape, Jha aims to elevate the site's significance akin to Har Ki Pauri in Haridwar.