- On 29 August 1947, a Drafting Committee was appointed, with Dr B. R. Ambedkar as the Chairman along with six other members assisted by a constitutional advisor.
- These members were Pandit Govind Ballabh Pant, Kanaiyalal Maneklal Munshi (K M Munshi, Ex- Home Minister, Bombay), Alladi Krishnaswamy Iyer (Ex- Advocate General, Madras State), N Gopalaswami Ayengar (Ex-Prime Minister, J&K and later member of Nehru Cabinet), B L Mitter (Ex-Advocate General, India), Md. Saadullah (Ex- Chief Minister of Assam, Muslim League member) and D P Khaitan (Scion of Khaitan Business family and a renowned lawyer).
- The constitutional advisor was Sir Benegal Narsing Rau (who became First Indian Judge in International Court of Justice, 1950–54). Later B L Mitter resigned and was replaced by Madhav Rao (Legal Advisor of Maharaja of Vadodara).
- A Draft Constitution was prepared by the committee and submitted to the Assembly on 4 November 1947. A Draft constitution was debated and over 2000 amendments were moved over a period of two years.
- Finally on 26 Nov. 1949, the process was completed and the Constituent assembly adopted the constitution. 284 members signed the document and the process of constitution making was complete.
- The Drafting Committee prepared the first Draft of the constitution. This was then circulated for the comments of jurists, lawyers, judges and other public men.
- In the light of this criticism Drafting Committee prepared a second draft which consisted of 315 Articles and 9 Schedules.
- The second Draft was placed before the Constituent Assembly in Feb, 21-1948. The Draft was then considered clause by clause by the Assembly.
- The third reading commenced on Nov-14 and was finished on Nov-26, 1949. On this date the constitution received the signature of the President of the Assembly and was declared as passed. It had taken 2 years 11 months and 18 days to complete the task.