43 C.F.R. § 3505.60 How long is my prospecting permit in effect?
Title 43 - Public Lands: Interior
Your prospecting permit will be effective for an initial term of 2 years.
Title 43: Public Lands: Interior
PART 3500—LEASING OF SOLID MINERALS OTHER THAN COAL AND OIL SHALE
Subpart 3505—Prospecting Permits
Prospecting Permit Terms and Conditions
§ 3505.60 How long is my prospecting permit in effect?