Notification under section 10(23C)(iv) confirms Calcutta Pinjrapole Society's recognition for specified assessment years enabling tax exemption. Notification under section 10(23C)(iv) records the Central Government's exercise of power to notify Calcutta Pinjrapole Society as recognised under clause (iv) of sub-section (23C) of section 10 of the Income-tax Act, 1961, and specifies that the recognition applies for the assessment years 1985-86 through 1988-89 by Notification No. S.O.107 dated 22-9-1987.