Section 23(2)(a) in The U.P. Minor Minerals (Concession) Rules, 1963
(a)The area or areas for mining leases in respect of sand or morrum or bajari or boulder or any of these in mixed state exclusively found in the riverbed shall be leased out only by e-tender or e-auction or e-tender-cum-e-auction for the fixed period of five years at a time.