43 C.F.R. § 3210.13 What is the diligent exploration requirement?
Title 43 - Public Lands: Interior
(a) During your lease's primary period, you must perform diligent exploration activities to yield new geologic information about the lease or related lands, until either: (1) Your approved expenditures on your lease total at least $40 per acre, or (2) BLM places your lease in an additional term. (b) You must begin diligent exploration by the sixth year of the primary term and continue until there is a well capable of production in commercial quantities. Some examples of activities that would qualify as diligent exploration are geochemical surveys, heat flow measurement, core drilling or drilling of test wells.
Title 43: Public Lands: Interior
PART 3200—GEOTHERMAL RESOURCE LEASING
Subpart 3210—Additional Lease Information
§ 3210.13 What is the diligent exploration requirement?
