May tribes administer this part on BIA's behalf?
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
A tribe or tribal organization may contract or compact under the Indian Self-Determination and Education Assistance Act (25 U.S.C. 450f et seq.) to administer any portion of this part that is not an approval or disapproval of a lease document, waiver of a requirement for lease approval (including but not limited to waivers of fair market rental and valuation, bonding, and insurance), cancellation of a lease, or an appeal.
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