Tax exemption under section 10(23C)(v) applied to a notified trust for specified assessment years officially. Notification recognises Shri Talpagiri Ranganadha Swami Devasthanam, Nellore, under clause (v) of sub-section (23C) of section 10 of the Income-tax Act, 1961, granting the statutory tax exemption for the assessment years 1975-76 to 1981-82, the operative effect being confined to the period and institution specified.