K.C.DAS GUPTA, J.

(1) WHERE an instrument executed in Uttar Pradesh and consequently liable to stamp duty under the Indian Stamp Act as amended in Uttar Pradesh but relating to property in West Bengal bears stamps overprinted with the name of West Bengal comes before a public officer of Uttar Pradesh, is such officer right in holding that the instrument is not duly stamped inasmuch as it does not bear stamps overprinted with the-name of Uttar Pradesh? That is the principal question which has arisen in this petition under Art. 32 of the Constitution.

(2) THE first petitioner, a Company incorporated under the Indian Companys Act with its registered office at Calcutta, is the owner of a factory at Varanasi. in the State of Uttar Pradesh. The petitioners numbers 2 and 3 are the shareholders of the first petitioner Company. The State of Uttar Pradesh having agreed to advance a loan of Rs. 1,45,000.00 on the mortgage of the Companys assets at its jute mills it Budge Budge and at Ghusuri, all situated in West Bengal, the deed of mortgage was executed at Lucknow in the State of Uttar Pradesh on 22/03/1957. To this deed the first petitioner affixed stamps of the value of Rs. 1