Exemption under section 35(1)(ii) approved for institution by prescribed authority, subject to accounting and annual return obligations. Approval is granted to the Indian Institution of Plant Engineers, Madras, under section 35(1)(ii) for tax exemption for scientific research, subject to maintaining a separate account for research receipts and furnishing an annual return of scientific research activities to the prescribed authority in the notified form by 30th April each year; the approval took effect from 1st April, 1976 and was later withdrawn effective 1st January, 1980.