5. Exemption of tax.

(1) Goods specified in the First Schedule and any other goods as may be specified by a notification by the State Government shall be exempt from the tax payable under this Act subject to such restrictions and conditions as may be specified in the notification

(1-A) Any notification issued under sub-section (1), shall be valid until it is cancelled or varied, notwithstanding that the tax payable in respect of such goods is modified by amendment to this

(2) Notwithstanding anything contained in this Act, the Government may, in such circumstances and subject to such conditions as may be specified, by notification, and subject to such rules as may be prescribed, exempt the whole or any part of the tax payable for any period on sales of goods made to or made by a new industrial unit, in respect of which the Government has already notified exemption of tax under the provisions of the Karnataka Sales Tax Act, 1957 (Karnataka Act 25 of 1957), and such exemption on purchases or sales shall be by way of refund of tax collected on purchases or sales made by such industrial unit.