Code of Federal Regulations Title 43. Public Lands:  Interior § 43.3734.1 Owner of claim to file notice of location and assessment work

(a) The owner of any unpatented mining claim, mill site, or tunnel site located on land described in § 3730.0–1 (a) and (b), shall file all notices or certificates of location, amended notices or certificates, and transfers of interest, with the proper State Office of the Bureau of Land Management pursuant to part 3833 of this chapter, and pay the applicable maintenance, location, and service fees required by part 3830 of this title. The notice, certificate, transfer, or amendment thereto shall be marked by the owner to indicate that it is being filed pursuant to the Act of August 11, 1955, the Act of April 8, 1948, or both, as required by part 3833. Failure to so mark the location certificate will delay the procedures to authorize mining under subpart 3736.

(b) Neither section 4 nor any other provision of the Act validates any mining location made prior to the act, which is invalid because made on lands after they were withdrawn or reserved for power purposes and before a favorable determination by the Federal Power Commission under section 24 of the Federal Power Act of June 10, 1920 (41 Stat. 1063;  1075), as amended (16 U.S.C. 792;  818) and the opening or restoration of the lands to location.Section 4 applies to unpatented locations for lands referred to in § 3730.0–3(a) only if:

(c) The owner of any unpatented mining claim, mill site, or tunnel site located on land described in § 3730.0–1 of this chapter may either: