Official Opposition (105)MGB (104) Other Opposition (1) The Seventeenth Legislative Assembly of Bihar (Seventeenth Vidhan Sabha of Bihar) was constituted on 23 November 2020 as a result of Bihar Legislative Assembly election, 2020 held between 28 October 2020 to 7 November 2020.

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Following is the current composition of the Bihar Legislative Assembly which is after some elected members changed parties, various by-elections and after Nitish Kumar left NDA and formed alliance with Mahagathbandhan on 10 August 2022.

Following was the composition of the Bihar Legislative Assembly after 2024 Bihar political crisis.