Elections in West Bengal, a state in India are conducted in accordance with the Constitution of India. The West Bengal Legislative Assembly creates laws regarding the conduct of local body elections unilaterally while any changes by the state legislature to the conduct of state level elections need to be approved by the Parliament of India. In addition, the state legislature may be dismissed by the Parliament according to Article 356 of the Indian Constitution and President's rule may be imposed.

Lok Sabha elections General election results in West Bengal Election Year Lok Sabha1st Party2nd Party3rd Party4th Party Others Total Seats1951–521stINC 24CPI 5RSP 2BJS 2HMS 1 3419572ndINC 23CPI 6MFB 2PSP 2Ind 33619623rdINC 22CPI 9AIFB 1RSP 1LSS 1, Ind 219674thINC 14CPI(M) 5CPI 5BAC 5AIFB 2, PSP 1, SSP 1, Ind 74019715thCPI(M) 20INC 13CPI 3RSP 1BAC 1, PSP 1, Ind 119776thCPI(M) 17BLD 15INC 3RSP 3AIFB 3, Ind 14219807thCPI(M) 28RSP 4INC 4CPI 3AIFB 319848thCPI(M) 18INC 16RSP 3CPI 3AIFB 219899thCPI(M) 27RSP 4INC 4CPI 3AIFB 3, GNLF 1199110thCPI(M) 27INC 5RSP 4CPI 3AIFB 3199611thCPI(M) 23INC 9RSP 4CPI 3AIFB 3199812thCPI(M) 24AITC 7RSP 4CPI 3AIFB 2, INC 1, BJP 1199913thCPI(M) 21AITC 8CPI 3INC 3RSP 3, AIFB 2, BJP 2200414thCPI(M) 26INC 6CPI 3AIFB 3RSP 3, AITC 1200915thAITC 19CPI(M) 9INC 6CPI 2AIFB 2, RSP 2, BJP 1, SUCI (C) 1201416thAITC 34INC 4CPI(M) 2BJP 2201917thAITC 22BJP 18INC 2202418thAITC 29BJP 12INC 1

Legislative Assembly elections Legislative Assembly election results Election Year1st Party2nd Party3rd Party4th PartyOthersTotal SeatsRemarksPartySeatsPartySeatsPartySeatsPartySeats1952INC 150CPI 28KMPP 15AIFB 1134238INC forms1957INC 152CPI 46PSP 21AIFB 825252INC hold1962INC 157CPI 50AIFB 13RSP 923INC hold1967INC 127CPI(M) 43BC 34CPI 1660280INC hold1969CPI(M) 80INC 55BC 33CPI 3082CPI(M) gain from INC1971CPI(M) 113INC(R) 105CPI 13SUCI 756294CPI(M) hold1972INC(R) 216CPI35CPI(M) 14RSP 326INC (R) gain from CPI (M)1977CPI(M) 178JP 29AIFB 25INC(R) 2042CPI (M) gain from INC (R)1982CPI(M)174INC(I) 49AIFB 28RSP1924CPI (M) hold1987CPI(M) 187INC(I) 40AIFB 26RSP 1823CPI (M) hold1991CPI(M) 182INC 43AIFB 29RSP 1822CPI (M) hold1996CPI(M) 153INC 82AIFB 21RSP1820CPI (M) hold2001CPI(M) 143AITC 60INC 26AIFB 2540CPI (M) hold2006CPI(M)176AITC 30AIFB 23INC 2144CPI (M) hold2011AITC184INC 42CPI(M) 40AIFB 1117TMC gain from CPI (M)2016AITC211INC 44CPI(M) 26BJP 310TMC hold2021AITC215BJP 77ISF 1GJM 10TMC hold2026BJP208AITC 80INC 2AJUP 22BJP gain from TMC Year Term Chief Minister Winning party/Coalition19521stBidhan Chandra RoyIndian National Congress19572nd19623rdPrafulla Chandra Sen19674thAjoy Kumar MukherjeeBangla CongressPrafulla Chandra GhoshIndependent19695thAjoy Kumar MukherjeeBangla Congress19716thIndian National Congress19727thSiddhartha Shankar Ray19778thJyoti BasuCommunist Party of India (Marxist)19829th198710th199111th199612th200113th Buddhadeb Bhattacharjee200614th201115thMamata BanerjeeAll India Trinamool Congress 201616th202117th202618th Suvendu AdhikariBharatiya Janata Party

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