Tax exemption notification for a nonprofit: eligibility conditioned on exclusive application of income and strict compliance requirements. Notification under clause (23C)(iv) of section 10 of the Income-tax Act, 1961 designates India International Centre, New Delhi as eligible for exemption for assessment years 2003-2004 to 2005-2006 provided it applies or accumulates income solely for its objects, confines investments to permitted modes (save specified voluntary contributions), treats business income as non-exempt unless incidental with separate books, files regular income-tax returns, and on dissolution transfers surplus and assets to a like charitable organization.