In view of this writ the Assistant Commissioner of Sales Tax, Jabalpur, by his two orders dated September 9, 1956 and September 10, 1956, exempted the appellant from tax on the purchases of F tobacco made in the State of Bombay, which, after being imported into the State of Madhya Pradesh, was used as raw material for manufacturing bidis exported to other States. The appellant preferred appeals to the Deputy Commissioner of Sales Tax against the two orders dated September 9, 1956 and September 10, 1956. In the meantime, on March 21, 1956, the Sales Tax Laws G Validation Act, 1956 (Act 7 of 1956), which repealed the Sales Tax Validation Ordinance 3 of 1956, had come into force. Thereupon, on December 5, 1958, the Deputy Commissioner of Sales Tax issued two notices to the appellant proposing to. levy tax on purcbases of tobacco during the period from November 7, 1953 to September 5, 1955 from non-resident dealers under s. 4( 6i of the H Act. The appellant filed in the High Court of Madhya Pradesh Miscellaneous Petition No. 395 of 1953 praying for grant of a writ of certiorari to quash the notices dated December 5, 1958 issued by the Deputy Commissioner of Sales Tax and for a writ in the nature