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Title 25

Displaying title 25, up to date as of 10/06/2026. Title 25 was last amended 12/01/2025.
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Title 25IndiansPart / Section
Chapter IBureau of Indian Affairs, Department of the Interior1 – 299
Subchapter HLand and Water150 – 183
Part 162Leases and Permits162.001 – 162.703
Subpart DBusiness Leases162.401 – 162.474
Business Leasing General Provisions162.401 – 162.402
§ 162.401What types of leases does this subpart cover?
§ 162.402Is there a model business lease form?
Lease Requirements162.411 – 162.419
§ 162.411How long may the term of a business lease run?
§ 162.412What must the lease include if it contains an option to renew?
§ 162.413Are there mandatory provisions that a business lease must contain?
§ 162.414May permanent improvements be made under a business lease?
§ 162.415How must a business lease address ownership of permanent improvements?
§ 162.416How will BIA enforce removal requirements in a business lease?
§ 162.417What requirements for due diligence must a business lease include?
§ 162.418How must a business lease describe the land?
§ 162.419May a business lease allow compatible uses?
Monetary Compensation Requirements162.420 – 162.429
§ 162.420How much monetary compensation must be paid under a business lease of tribal land?
§ 162.421How much monetary compensation must be paid under a business lease of individually owned Indian land?
§ 162.422How will BIA determine fair market rental for a business lease?
§ 162.423When are monetary compensation payments due under a business lease?
§ 162.424Must a business lease specify who receives monetary compensation payments?
§ 162.425What form of monetary compensation payment is acceptable under a business lease?
§ 162.426May the business lease provide for non-monetary or varying types of compensation?
§ 162.427Will BIA notify a lessee when a payment is due under a business lease?
§ 162.428Must a business lease provide for compensation reviews or adjustments?
§ 162.429What other types of payments are required under a business lease?
Bonding and Insurance162.434 – 162.437
§ 162.434Must a lessee provide a performance bond for a business lease?
§ 162.435What forms of security are acceptable under a business lease?
§ 162.436What is the release process for a performance bond or alternative form of security under a business lease?
§ 162.437Must a lessee provide insurance for a business lease?
Approval162.438 – 162.444
§ 162.438What documents are required for BIA approval of a business lease?
§ 162.439Will BIA review a proposed business lease before or during preparation of the NEPA review documentation?
§ 162.440What is the approval process for a business lease?
§ 162.441How will BIA decide whether to approve a business lease?
§ 162.442When will a business lease be effective?
§ 162.443Must a business lease document be recorded?
§ 162.444Will BIA require an appeal bond for an appeal of a decision on a business lease document?
Amendments162.445 – 162.448
§ 162.445May the parties amend a business lease?
§ 162.446What are the consent requirements for an amendment to a business lease?
§ 162.447What is the approval process for an amendment to a business lease?
§ 162.448How will BIA decide whether to approve an amendment to a business lease?
Assignments162.449 – 162.452
§ 162.449May a lessee assign a business lease?
§ 162.450What are the consent requirements for an assignment of a business lease?
§ 162.451What is the approval process for an assignment of a business lease?
§ 162.452How will BIA decide whether to approve an assignment of a business lease?
Subleases162.453 – 162.456
§ 162.453May a lessee sublease a business lease?
§ 162.454What are the consent requirements for a sublease of a business lease?
§ 162.455What is the approval process for a sublease of a business lease?
§ 162.456How will BIA decide whether to approve a sublease of a business lease?
Leasehold Mortgages162.457 – 162.460
§ 162.457May a lessee mortgage a business lease?
§ 162.458What are the consent requirements for a leasehold mortgage of a business lease?
§ 162.459What is the approval process for a leasehold mortgage of a business lease?
§ 162.460How will BIA decide whether to approve a leasehold mortgage of a business lease?
Effectiveness, Compliance, and Enforcement162.461 – 162.474
§ 162.461When will an amendment, assignment, sublease, or leasehold mortgage of a business lease be effective?
§ 162.462What happens if BIA disapproves an amendment, assignment, sublease, or leasehold mortgage of a business lease?
§ 162.463What happens if BIA does not meet a deadline for issuing a decision on a lease document?
§ 162.464May BIA investigate compliance with a business lease?
§ 162.465May a business lease provide for negotiated remedies if there is a violation?
§ 162.466What will BIA do about a violation of a business lease?
§ 162.467What will BIA do if the lessee does not cure a violation of a business lease on time?
§ 162.468Will late payment charges or special fees apply to delinquent payments due under a business lease?
§ 162.469How will payment rights relating to a business lease be allocated?
§ 162.470When will a cancellation of a business lease be effective?
§ 162.471What will BIA do if a lessee remains in possession after a business lease expires or is terminated or cancelled?
§ 162.472Will BIA appeal bond regulations apply to cancellation decisions involving business leases?
§ 162.473When will BIA issue a decision on an appeal from a business leasing decision?
§ 162.474What happens if the lessee abandons the leased premises?