Constitution of India · Part V: The Union · Conduct of Business
Article 99: Oath or affirmation by members
In plain words
Before taking their seat, every member of Parliament must take an oath or affirmation in the form set out in the Third Schedule before the President or a person the President appoints.
A simplified explanation, prepared with AI assistance from the official text below and checked automatically against it for numbers and cross-references. The official text is the law and prevails over this summary. Not legal advice.
Official text
Every member of either House of Parliament shall, before taking his seat, make and subscribe before the President, or some person appointed in that behalf by him, an oath or affirmation according to the form set out for the purpose in the Third Schedule.
Source: India Code (Legislative Department), the official text of the Constitution of India. As amended up to the Constitution (One Hundred and Sixth Amendment) Act, 2023. Text as on 10 September 2026. Words in square brackets [ ] were inserted or substituted by later amending Acts, and *** marks words omitted by an amendment. The amendment footnotes are not reproduced here. Official text on India Code.