Article 115 of the Constitution of India

(a) if the amount authorised by any law made in accordance with the provisions of article 114 to beexpended for a particular service for the currentfinancial year is found to be insufficient for thepurposes of that year or when a need has arisenduring the current financial year for supplementaryor additional expenditure upon some new servicenot contemplated in the annual financial statementfor that year, or (b) if any money has been spent on any service during a financial year in excess of the amountgranted for that service and for that year, cause to be laid before both the Houses of Parliament another statement showing the estimated amount of thatexpenditure or cause to be presented to the House of thePeople a demand for such excess, as the case may be. (2) The provisions of articles 112, 113 and 114 shall have effect in relation to any such statement andexpenditure or demand and also to any law to be madeauthorising the appropriation of moneys out of theConsolidated Fund of India to meet such expenditure orthe grant in respect of such demand as they have effectin relation to the annual financial statement and theexpenditure mentioned therein or to a demand for a grantand the law to be made for the authorisation ofappropriation of moneys out of the Consolidated Fundof India to meet such expenditure or grant.