Exemption under section 10(23C)(iv): organisation formally notified as eligible for specified assessment years. The Central Government, exercising power under sub-clause (iv) of clause (23C) of section 10 of the Income-tax Act, notifies 'Jhana Prabhodhini, Pune' as eligible under that provision for the specified assessment-year period, thereby bringing the institution within the statutory exemption framework for the stated assessment years.