Polity

Constituent Assembly of India

Also: Constituent Assembly

Definition

The body that framed the Constitution of India between December 1946 and November 1949; it was elected indirectly by provincial assemblies under the Cabinet Mission Plan and also served as India's first Parliament.

Deep-dive lesson: The Constituent Assembly and the Making of the Constitution. This page is a quick reference that connects the term across subjects; read the lesson for the full treatment.

Summary card: Constituent Assembly of India. Set up under the Cabinet Mission Plan, 1946. First met 9 December 1946. Constitution adopted 26 November 1949. Drafting Committee chaired by B. R. Ambedkar — Summary card © UPSCPrep.in

Background and evolution

The demand for a constituent assembly was first raised by M. N. Roy in 1934 and taken up by the Congress in 1935, as a way for Indians to frame their own constitution without British dictation. The British accepted the idea in principle in the August Offer of 1940 and in the Cripps proposals of 1942. It finally took shape under the Cabinet Mission Plan of 1946.

Members were chosen indirectly by the elected members of provincial legislative assemblies, using proportional representation by single transferable vote, with seats roughly in proportion to population and divided among communities. The original total strength was 389, of which 93 seats were for princely states. After partition, members from areas that became Pakistan formed a separate assembly, and India's Assembly worked with 299 members.

Black-and-white photograph of members of the Constituent Assembly in session — A meeting of the Constituent Assembly of India in 1950. B. R. Ambedkar is seated at the top right. Photo: Unknown author, Public domain, via Wikimedia Commons.

Key features and provisions

Leadership: Sachchidananda Sinha served as temporary President; Rajendra Prasad was elected President on 11 December 1946.
Objectives Resolution: moved by Jawaharlal Nehru on 13 December 1946 and adopted on 22 January 1947; it later shaped the Preamble.
Committees: about 22 committees, including the Union Powers, Provincial Constitution and Fundamental Rights and Minorities Committees.
Drafting Committee: set up on 29 August 1947 with B. R. Ambedkar as chairman; B. N. Rau served as constitutional adviser and prepared an initial draft.
Duration: eleven sessions over nearly three years, about 165 sitting days.
Dual role: after independence it also acted as the Dominion legislature, and from 1950 to 1952 as the Provisional Parliament.
Decisions: it adopted the National Flag in July 1947, and on 24 January 1950 adopted the national anthem and song and elected Rajendra Prasad as the first President.

Black-and-white photograph of Nehru and members standing to take a pledge in the Constituent Assembly — Jawaharlal Nehru and other members take a pledge at the midnight session of the Constituent Assembly on 14–15 August 1947. Photo: Unknown author, Public domain, via Wikimedia Commons.

Why it matters for UPSC

UPSC regularly asks factual questions on dates, committees and members, and conceptual questions on how representative the Assembly was. In Mains, the Assembly debates are a rich source for explaining the intent behind key provisions, for example on federalism, language, minority rights and emergency powers.

Connections across the syllabus

Preamble: derived from the Objectives Resolution.
Fundamental Rights: framed by the Advisory Committee led by Sardar Patel.
Federalism: debates on a strong Centre after partition.
Language: the Munshi–Ayyangar formula on Hindi and English.
History: links with the Cabinet Mission, partition and the integration of princely states.

Recent developments

The 75th anniversary of the Constitution's adoption was marked in November 2024 with a year-long commemoration. Assembly debates are now widely available in digital form and are often quoted by courts in constitutional cases.

Current affairs links

Monthly Current Affairs: November 2024: 75 years of the Constitution.

Timeline

1934: M. N. Roy proposes a constituent assembly.
1946: Cabinet Mission Plan; elections; first meeting on 9 December.
1947: Objectives Resolution adopted; Drafting Committee formed.
1948: draft Constitution published for public comment.
1949: Constitution adopted on 26 November.
1950: members sign the Constitution on 24 January; it comes into force on 26 January.

Using this term in answers

Writing tip: answers gain depth from short quotes: Ambedkar's warning about "the grammar of anarchy", or his remark on entering "a life of contradictions" with political equality but social and economic inequality. These help in questions on constitutional values.

Women in the Assembly: fifteen women members, including Sarojini Naidu, Hansa Mehta, Durgabai Deshmukh and Ammu Swaminathan, contributed to debates on rights and equality. This is useful in questions on gender and nation building.

Comparative angle: India's Assembly took nearly three years, much longer than the American Philadelphia Convention, but it framed a far longer and more detailed document after open public consultation on the draft.

Sources of the Constitution: the Assembly borrowed widely: parliamentary government from Britain, Fundamental Rights and judicial review from the United States, Directive Principles from Ireland, the federal design with a strong Centre from Canada, and emergency provisions from the Weimar Constitution of Germany. Much of the administrative framework came from the Government of India Act 1935. Ambedkar defended this borrowing, saying that what matters is how ideas are adapted to Indian conditions.

Public participation: the draft was published in February 1948, and the Assembly received thousands of comments and suggestions. About 2,000 amendments were moved and discussed during the readings of the draft, showing the depth of deliberation.

Ambedkar's role: as chairman of the Drafting Committee, he explained and defended the draft clause by clause, which is why he is called the chief architect of the Constitution, though he himself credited the work of other members and of B. N. Rau.

Common misconceptions

"The Assembly was directly elected by the people." It was elected indirectly by provincial assemblies.
"Ambedkar was President of the Assembly." He chaired the Drafting Committee; Rajendra Prasad was the President.
"The Constitution came into force on 26 November 1949." Only some provisions did; most came into force on 26 January 1950.
"The Muslim League participated fully." It boycotted the Assembly.

Prelims facts

Temporary President: Sachchidananda Sinha.
Time taken: about 2 years, 11 months and 18 days.
The Assembly's symbol was the elephant.
Citizenship, elections and provisional parliament provisions came into force on 26 November 1949.

Mains angle

Discuss whether the Assembly was representative. Critics say it was indirectly elected and dominated by one party. Defenders note its broad mix of communities, regions and views, the open debates and the inclusion of many non-Congress experts. Conclude that its legitimacy rests on its deliberative process and the acceptance of the Constitution over time.

The Cripps Mission was a British attempt in March–April 1942, led by Sir Stafford Cripps, to secure Indian support for the Second World War by offering dominion status after the war and an elected constitution-making body; it was rejected by the Congress, the Muslim League and other groups.The Cabinet Mission was a team of three British cabinet ministers who came to India in March 1946 and proposed, on 16 May 1946, a united Indian Union with a weak centre, groups of provinces and an indirectly elected Constituent Assembly, as a way to transfer power without partition.Jawaharlal Nehru (1889–1964) was a leader of the Indian National Congress, a close associate of Gandhi and the first Prime Minister of India from 1947 until his death in 1964, best known for planned development, secularism and non-alignment.Justiciable rights in Part III (Articles 12–35) of the Constitution, enforceable in the courts. Full coverage: Fundamental Rights (module).The seven-member committee of the Constituent Assembly, chaired by B. R. Ambedkar and set up on 29 August 1947, that prepared the Draft Constitution of India, published in February 1948, and steered it through the Assembly's clause-by-clause debates.A system of government in which power is constitutionally divided between a central government and regional governments, each supreme in its own sphere. This hub page connects the many forms of Indian federalism; see the linked lessons for depth.Sardar Vallabhbhai Patel (1875–1950) was a Congress leader from Gujarat who organised peasant satyagrahas, served as India's first Deputy Prime Minister and Home Minister, and led the integration of the princely states into the Indian Union.The power of the Supreme Court and High Courts to examine laws and executive actions and to strike them down if they are unconstitutional.Non-justiciable principles in Part IV (Articles 36–51) that guide the State in making laws and policy. Full coverage: Directive Principles of State Policy (Articles 36–51).

PYQ trend

15 UPSC Prelims questions in our database (3976 questions, 1996–2024) mention this term.

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FAQs

When did the Constituent Assembly first meet?

On 9 December 1946.

Who was the President of the Constituent Assembly?

Rajendra Prasad; Sachchidananda Sinha was the temporary President.

How were members chosen?

Indirectly, by members of provincial assemblies, plus representatives of princely states.

When was the Constitution adopted?

On 26 November 1949, now celebrated as Constitution Day.

Who chaired the Drafting Committee?

B. R. Ambedkar.

Last reviewed: 23 October 2026 · Original UPSCPrep.in content.