CFR › Title 25 › Part 166 › §166.40225 CFR §166.402Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkThe BIA must determine the fair annual rental of Indian land to:(a)Assist the Indian landowner in negotiating a permit with potential permittees; and(b)Enable us to determine whether a permit is in the best interests of the Indian landowner.