Tax exemption under clause (23C)(iv) applied to trust with conditions on application of income, investments and dissolution. Central Government notifies Sanjay Gandhi Memorial Trust for exemption under clause (23C)(iv) of section 10, subject to conditions: income applied or accumulated exclusively to trust objects; investments allowed only in modes specified in Section 11(5) (excluding certain tangible voluntary contributions); business income excluded unless incidental and separately accounted; regular filing of income-tax returns; and on dissolution surplus assets to be transferred to a charitable organization with similar objectives.