43 C.F.R. § 3832.43 – How may I use a tunnel site? | Midpage
§ 3832.43
43 C.F.R. § 3832.43
How may I use a tunnel site?
You may use the tunnel site for subsurface access to a lode claim or to explore for and acquire previously unknown lodes, veins, or ledges within the confines of the tunnel site.