:Bihar Legislative Assembly

{{About|2=the upper house|3=Bihar Legislative Council}}

{{Short description|Lower house of the bicameral legislature of the Indian state of Bihar}}

{{Use dmy dates|date=March 2022}}

{{Use Indian English|date=January 2018}}

{{Infobox legislature

| name = Bihar Legislative Assembly

| native_name = {{Infobox |subbox=yes |bodystyle=font-size:0.85rem;font-weight:normal;

| rowclass1 = mergedrow |label1=Hindi: |data1={{lang|hi|बिहार विधान सभा}}
{{tlit|hi|Bihar Vidhan Sabha}}

| rowclass2 = mergedrow |label2=Urdu:|data2={{lang|ur|بہار قانون سازبہار قانون ساز اسمبلی}}
{{tlit|ur|Bihar Qanoon Saz Smubli}}}}

| coa_pic = Seal of Bihar.svg

| coa_res =

| legislature = 17th Bihar Assembly

| house_type = Lower house

| body = Bihar Legislature

| term_limits = 5 years

| leader1_type = Governor of Bihar

| leader1 = Arif Mohammad Khan

| party1 =

| election1 = 2 January 2025

|leader2_type = Secretary-in-charge to the Legislature

|leader2 = Khyati Singh

|party2 =

|election2 =

| leader3_type = Speaker

| leader3 = Nand Kishore Yadav

| party3 = BJP{{cite web |title=BJP leader Nand Kishore Yadav elected Speaker of Bihar Assembly |url=https://www.hindustantimes.com/cities/patna-news/bjp-leader-nand-kishore-yadav-elected-speaker-of-bihar-assembly-101707979648121.html |website=Hindustan Times |access-date=15 February 2024 |language=en |date=15 February 2024}}

| election3 = 15 February 2024

| leader4_type = Deputy Speaker

| leader4 = Narendra Narayan Yadav{{cite web |title=JD(U)'s Narendra Narayan Yadav elected unopposed as Bihar assembly deputy speaker |url=https://indianexpress.com/article/cities/patna/jdus-narendra-narayan-yadav-bihar-assembly-deputy-speaker-9176762/lite/ |website=The Indian Express |access-date=23 February 2024 |language=en |date=23 February 2024}}

| party4 = JD(U)

| election4 = 23 February 2024

| leader5_type = Leader of the House
{{small|(Chief Minister)}}

| leader5 = Nitish Kumar

| party5 = JD(U)

| election5 = 22 February 2015

| leader6_type = Deputy Chief Minister
(Deputy Leader of the House)

| leader6 = Samrat Chaudhary, BJP
Vijay Kumar Sinha

| party6 = BJP

| election6 = 28 January 2024

| leader7_type = Leader of the Opposition

| leader7 = Tejashwi Yadav

| party7 = RJD

| election7 = 14 February 2024

| leader9_type = Chief Whip

| leader9 =

| party9 =

| leader8_type = Deputy Leader of the Opposition

| leader8 =

| party8 =

| leader10_type = Minister of Parliamentary Affairs

| leader10 =

| party10 =

| members = 243

| structure1 = {{Switcher|300px|By party|300px|By alliance}}

| structure1_res = 300px

| political_groups1 =

Government (138)

:{{Color box|{{Party color|National Democratic Alliance}}}} NDA (138)

:*{{Color box|{{Party color|Bharatiya Janata Party}}}} BJP (84)

:*{{Color box|{{Party color|Janata Dal (United)}}}} JD(U) (48)

:*{{Color box|{{Party color|Hindustani Awam Morcha}}}} HAM(S) (4)

:*{{Color box|#B2B2B2}} IND (2){{Cite web|url=https://www.lokmattimes.com/national/independent-mla-to-support-nitish-govt-in-bihar/|title=Independent MLA to support Nitish govt in Bihar - www.lokmattimes.com|date=21 July 2024|website=Lokmat Times}}

Official Opposition (104)

:{{Color box|{{Party color|Mahagathbandhan (Bihar)}}}} MGB (104)

:*{{Color box|{{Party color|Rashtriya Janata Dal}}}} RJD (72)

:*{{Color box|{{Party color|Indian National Congress}}}} INC (17)

:*{{Color box|{{Party color|Communist Party of India (Marxist–Leninist) Liberation}}}} CPI(ML)L (11)

:*{{Color box|{{Party color|Communist Party of India}}}} CPI (2)

:*{{Color box|{{Party color|Communist Party of India (Marxist)}}}} CPI(M) (2)

Other Opposition (1)

:{{Color box|{{Party color|All India Majlis-e-Ittehadul Muslimeen}}}} AIMIM (1)

| voting_system1 = First-past-the-post

| last_election1 = October - November 2020

| next_election1 = October - November 2025

| session_room = Vidhan-sabha-bihar.jpg

| session_res = 250

| meeting_place = Bihar State Assembly, Patna, Bihar, India

| website = [https://vidhansabha.bih.nic.in Bihar Legislative Assembly]

}}

The Bihar Legislative Assembly, also known as the Bihar Vidhan Sabha, is the lower house of the bicameral Bihar Legislature of the state of Bihar in India. The first state elections were held in 1952.{{Cite news|url=http://www.oneindia.com/feature/bihar-poll-dates-announced-some-facts-need-know-about-bihar-legislative-assembly-1863907.html|title=Bihar poll dates announced: Some facts youn need to know about Bihar Legislative Assembly|newspaper=www.oneindia.com|access-date=19 November 2016|url-status=live|archive-url=https://web.archive.org/web/20161120003852/http://www.oneindia.com/feature/bihar-poll-dates-announced-some-facts-need-know-about-bihar-legislative-assembly-1863907.html|archive-date=20 November 2016}}

Before the partition of Bihar, the total strength of membership in the assembly was 331, including one nominated member. After the partition, the seats were reduced to 243 members. Shri Krishna Singh became the first leader of the House and the first chief minister, Anugrah Narayan Singh was elected as the first deputy leader of the house and the first deputy chief minister.{{cite web |title=First Polls, first rift, first rush:Bihar 1952 CM SK Sinha Dy CM Dr AN Sinha |date=11 October 2020 |url=https://indianexpress.com/article/opinion/columns/bihar-assembly-elections-1952-first-polls-first-rift-first-rush-19526720113/|access-date=11 October 2020}}