(1.) These four appeals have been heard together and they relate to a judgment of D. Basu, J., dated the 8th July, 1964, in C. R. Nos. 368(W) of 1962 and 433 (W), 434 (W) and 436 (W) of 1963 which were heard analogously. F.M.A. 490 relates to C. R. No. 368(W) of 1962. F.M.A. 491 relates to C. R. No.433 (W) of 1963, F.M.A. 492 relates to C. R. No.434 (W) of 1963 and F.M.A. 493 relates to C. R. No. 436 (W) of 1963. All these matters have given rise to a common question of law which is as follows: The Mines and Minerals (Regulations and Development) Act, 1957 (hereinafter referred to as the "said Act") was passed by Parliament in exercise of the power given to it under Entry 54 of List I of the seventh Schedule of the Constitution which gives the Union Parliament exclusive legislative power with respect to -
(2.) The said Act states in the preamble that it is an Act to provide for the regulation of mines and development of minerals under the control of the Union. Under Section 1, the said Act extends to the whole of India and shall come into force on such date as the Central Government may, by notification in the Official Gazette, appoint. By a notification of the Central Government, it came into force on the 1st of June, 1958. Under Section 2, it was declared that - "it was expedient in the public interest that the Union should take under its control the regulation of mines and the development of minerals to the extent hereinafter provided". Section 3 of the said Act is the definition section. Clause (e) is as follows: -
(3.) Section 9 of the said Act provides that the holder of a 'mining lease' must pay in respect of any mineral removed by him from the lease area, royalty at the rate specified in the Second Schedule of the Act. Section 14, however, says that -