'Vote on account' is dealt with in which of the following articles of the Constitution of India?

It is Article 116. Article 116(1)(a) lets the Lok Sabha grant in advance an estimated sum for part of a financial year, pending the voting of demands for grants and the passing of the Appropriation Act, so that the government can meet expenditure; the same article covers votes of credit and exceptional grants. Article 121 restricts discussion in Parliament of the official conduct of Supreme Court and High Court judges, except upon a motion seeking their removal, Article 171 deals with the composition of State Legislative Councils, and Article 131 gives the Supreme Court original jurisdiction in disputes between governments.