Section 10(23C)(iv) notification confirms Loreto House Educational Society's eligibility for income tax exemption for specified assessment years. The Central Government, exercising powers under clause (iv) of sub section (23C) of section 10 of the Income tax Act, 1961, notifies Loreto House Educational Society of Calcutta for the purposes of that section and extends the society's recognition to the assessment years 1974 75 and 1975 76.