The term of the contract will be in the sales notice. BLM will not issue a competitive contract for the sale of mineral materials for a term exceeding 10 years. However, the 10-year period does not include any contract extension under § 3602.27 , any contract renewal under § 3602.47 , and any periods for removal of equipment and improvements under § 3601.52 of this part.
43 C.F.R. §3602.46