Tax notification under section 10(23C)(iv): tax-exempt recognition granted to Bihar School of Yoga for assessment year. Notification records that the Central Government, exercising powers under the sub-clause of section 10(23C) of the Income-tax Act, has notified Bihar School of Yoga, Monghyr for the purposes of that sub-clause for the assessment year 1989-90 by Notification No. S.O.1221 dated 30-11-1989.