Bihar Legislative Assembly election, 1980 was held in 1980 to elect members to the Bihar Legislative Assembly.This is a list of the results of the 1980 general election to the Legislative Assembly of Bihar, a state in India, including a list of successful candidates. After the elections, the Congress emerged as the largest party, and Jagannath Mishra was sworn in as the Chief Minister of Bihar (8 June 1980- 14 August 1983), after Chandrashekhar Singh become the Chief Minister of Bihar from ( 14 August 1983-12 March 1985).