The politics of Bihar, an eastern state of India, is dominated by regional political parties. As of 2021, the main political parties are Rashtriya Janata Dal (RJD), Bharatiya Janata Party (BJP), Janata Dal (United) (JDU), and Indian National Congress (INC). There are also some smaller regional parties, including Samata Party, Hindustani Awam Morcha, Jan Adhikar Party and Vikassheel Insaan Party, Lok Janshakti Party (Ram Vilas) and Rashtriya Lok Janshakti Party, which play a vital role in politics of state. As of 2022, Bihar is currently ruled by Mahagatbandhan (Grandalliance) coalition.