25 CFR § 162.338 - What documents are required for BIA approval of a residential lease?
(b) For tribal land, a tribal authorization for the lease and, if applicable, meeting the requirements of §§ 162.320(a), 162.326(b), and 162.328(a), or a separate signed certification meeting the requirements of §§ 162.320(a), 162.326(b), and 162.328(a);
(d) A statement from the appropriate tribal authority that the proposed use is in conformance with applicable tribal law, if required by the tribe;
(e) Reports, surveys, and site assessments as needed to facilitate compliance with applicable Federal and tribal environmental and land use requirements, including any documentation prepared under § 162.027(b);
(g) A legal description of the land under § 162.317;
(i) If the lessee is a corporation, limited liability company, partnership, joint venture, or other legal entity, except a tribal entity, information such as organizational documents, certificates, filing records, and resolutions, that demonstrates that:
(1) The representative has authority to execute a lease;
(3) The legal entity is in good standing and authorized to conduct business in the jurisdiction where the land is located.