In connection with the allocation of coal blocks the Central Government shall - (a) identify the coal blocks for allocation as per the standard technical parameters; (b) specify the manner of allocation through - (i) auction; or (ii) allotment to Government Company or corporation under clause (a) of the proviso to section 11A of the Act; or (iii) allotment to a company or corporation under clause (b) of the proviso to section 11A of the Act; (c) specify purpose of allocation of the coal blocks including, but not limited to, own consumption or for sale.