It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.
United States Code USC : Title 5 - GOVERNMENT ORGANIZATION AND EMPLOYEES § 301 - Departmental regulations
§ 302 - Delegation of authority
§ 303 - Oaths to witnesses
§ 304 - Subpenas
§ 305 - Systematic agency review of operations
§ 306 - Agency strategic plans
USC : Title 25 - INDIANS § 396 - Leases of allotted lands for mining purposes
§ 396a - Leases of unallotted lands for mining purposes; duration of leases
§ 396b - Public auction of oil and gas leases; requirements
§ 396c - Lessees of restricted lands to furnish bonds for performance
§ 396d - Rules and regulations governing operations; limitations on oil or gas leases
§ 396e - Officials authorized to approve leases
§ 396f - Lands excepted from leasing provisions
§ 396g - Subsurface storage of oil or gas
§ 397 - Leases of lands for grazing or mining
§ 398 - Leases of unallotted lands for oil and gas mining purposes
§ 398a - Leases of unallotted lands for oil and gas mining purposes within Executive order Indian reservations
§ 398b - Proceeds from rentals, royalties, and bonuses; disposition
§ 398c - Taxes
§ 398d - Changes in boundaries of Executive order reservations
§ 398e - Applications for permits to prospect for oil and gas filed under other statutes; disposition
§ 399 - Leases of unallotted mineral lands withdrawn from entry under mining laws
§ 400 - Leases for mining purposes of reserved and unallotted lands in Fort Peck and Blackfeet Indian Reservations
§ 400a - Lease for mining purposes of land reserved for agency or school; disposition of proceeds; royalty
§ 401 - Leases for mining purposes of unallotted lands in Kaw Reservation
§ 402 - Leases of surplus lands
§ 402a - Lease of unallotted irrigable lands for farming purposes
§ 403 - Leases of lands held in trust
§ 403a - Lease of lands on Port Madison and Snohomish or Tulalip Indian Reservations in Washington
25 USC § 403a–1 - Sale or partition by owners of interests in allotted lands in the Tulalip Reservation; termination of Federal title, trust, and restrictions
25 USC § 403a–2 - Acquisition, management, and disposal of lands by Tulalip Tribe
§ 403b - Lease of restricted lands in State of Washington
§ 403c - Identity of lessor; period of lease
§ 404 - Sale on petition of allottee or heirs
§ 405 - Sale of allotment of noncompetent Indian
§ 406 - Sale of timber on lands held under trust
§ 407 - Sale of timber on unallotted lands
§ 407a to 407c - Omitted
§ 407d - Charges for special services to purchasers of timber
§ 408 - Surrender of allotments by relinquishment for benefit of children
§ 409 - Sale of lands within reclamation projects
§ 409a - Sale of restricted lands; reinvestment in other restricted lands
§ 410 - Moneys from lease or sale of trust lands not liable for certain debts
§ 411 - Interest on moneys from proceeds of sale
§ 412 - Payment of taxes from share of allottee in tribal funds
§ 412a - Exemption from taxation of lands subject to restrictions against alienation; determination of homestead
§ 413 - Fees to cover cost of work performed for Indians
§ 414 - Reservation of minerals in sale of Choctaw-Chickasaw lands
§ 415 - Leases of restricted lands
§ 415a - Lease of lands of deceased Indians for benefit of heirs or devisees
§ 415b - Advance payment of rent or other consideration
§ 415c - Approval of leases
§ 415d - Lease of restricted lands under other laws unaffected
§ 416 - Leases of trust or restricted lands on San Xavier and Salt River Pima-Maricopa Indian Reservations for public, religious, educational, recreational, residential, business, farming or grazing purposes
§ 416a - Lease provisions
§ 416b - Development pursuant to lease
§ 416c - Lease of lands of deceased Indians for benefit of heirs or devisees
§ 416d - Advance payment of rent or other consideration
§ 416e - Approval of leases
§ 416f - Dedication of land for public purposes
§ 416g - Contract for water, sewerage, law enforcement, or other public services
§ 416h - Zoning, building, and sanitary regulations
§ 416i - Restrictions
§ 416j - Mission San Xavier del Bac
§ 2101 - Definitions
§ 2102 - Minerals Agreements
§ 2103 - Secretary’s determination on Minerals Agreements
§ 2104 - Secretary’s review of prior Minerals Agreements
§ 2105 - Effect of other provisions
§ 2106 - Assistance to tribes or individuals during Minerals Agreement negotiations
§ 2107 - Regulations; consultation with Indian organizations; pending agreements
§ 2108 - Tribal right to develop mineral resources
USC : Title 30 - MINERAL LANDS AND MINING § 181 - Lands subject to disposition; persons entitled to benefits; reciprocal privileges; helium rights reserved
§ 182 - Lands disposed of with reservation of deposits of coal, etc.
§ 183 - Cancellation of prospecting permits
§ 184 - Limitations on leases held, owned or controlled by persons, associations or corporations
§ 184a - Authorization of States to include in agreements for conservation of oil and gas resources lands acquired from United States
§ 185 - Rights-of-way for pipelines through Federal lands
§ 186 - Reservation of easements or rights-of-way for working purposes; reservation of right to dispose of surface of lands; determination before offering of lease; easement periods
§ 187 - Assignment or subletting of leases; relinquishment of rights under leases; conditions in leases for protection of diverse interests in operation of mines, wells, etc.; State laws not impaired
§ 187a - Oil or gas leases; partial assignments
§ 187b - Oil or gas leases; written relinquishment of rights; release of obligations
§ 188 - Failure to comply with provisions of lease
§ 188a - Surrender of leases
§ 189 - Rules and regulations; boundary lines; State rights unaffected; taxation
§ 190 - Oath; requirement; form; blanks
§ 191 - Disposition of moneys received
§ 191a - Late payment charges under Federal mineral leases
§ 191b - Collection of unpaid and underpaid royalties and late payment interest owed by lessees
§ 192 - Payment of royalties in oil or gas; sale of such oil or gas
§ 192a - Cancellation or modification of contracts
§ 192b - Application to contracts
§ 192c - Rules and regulations governing issuance of certain leases; disposition of receipts
§ 193 - Disposition of deposits of coal, and so forth
§ 193a - Preference right of United States to purchase coal for Army and Navy; price for coal; civil actions; jurisdiction
§ 194 - Repealed.
§ 195 - Enforcement
§ 196 - Cooperative agreements; delegation of authority
§ 351 - Definitions
§ 352 - Deposits subject to lease; consent of department heads; lands excluded
§ 353 - Sale of lands unaffected; reservation of mineral rights; sale subject to prior lease; naval petroleum reserves unaffected
§ 354 - Lease of partial or future interests in deposits
§ 355 - Disposition of receipts
§ 356 - Furnishing description of lands and title documents; recordation of documents; authenticated copies
§ 357 - State or local government rights; taxation
§ 358 - Rights under prior leases; priority of pending applications; exchange of leases
§ 359 - Rules and regulations
§ 360 - Authority to manage certain mineral leases
§ 1001 - Definitions
§ 1002 - Lands subject to geothermal leasing
§ 1002a - Repealed.
§ 1003 - Leasing procedures
§ 1004 - Rents and royalties
§ 1005 - Lease term and work commitment requirements
§ 1006 - Acreage limitations
§ 1007 - Readjustment of lease terms and conditions
§ 1008 - Byproducts
§ 1009 - Relinquishment of geothermal rights
§ 1010 - Suspension of operations and production
§ 1011 - Termination of leases
§ 1012 - Waiver, suspension, or reduction of rental or royalty
§ 1013 - Surface land use
§ 1014 - Lands subject to geothermal leasing
§ 1015 - Requirement for lessees
§ 1016 - Administration
§ 1017 - Unit and communitization agreements
§ 1018 - Data from Federal agencies
§ 1019 - Disposal of moneys from sales, bonuses, rentals, and royalties
§ 1020 - Publication in Federal Register; reservation of mineral rights
§ 1021 - Federal exemption from State water laws
§ 1022 - Prevention of waste; exclusivity
§ 1023 - Rules and regulations
§ 1024 - Inclusion of geothermal leasing under certain other laws
§ 1025 - Federal reservation of certain mineral rights
§ 1026 - Significant thermal features
§ 1027 - Land subject to prohibition on leasing
§ 1028 - Hot dry rock geothermal energy
§ 1701 - Congressional statement of findings and purposes
§ 1702 - Definitions
USC : Title 31 - MONEY AND FINANCE § 9701 - Fees and charges for Government services and things of value
USC : Title 43 - PUBLIC LANDS § 1301 - Definitions
§ 1302 - Resources seaward of Continental Shelf
§ 1303 - Amendment, modification, or repeal of other laws
§ 1331 - Definitions
§ 1332 - Congressional declaration of policy
§ 1333 - Laws and regulations governing lands
§ 1334 - Administration of leasing
§ 1335 - Validation and maintenance of prior leases
§ 1336 - Controversies over jurisdiction; agreements; payments; final settlement or adjudication; approval of notice concerning oil and gas operations in Gulf of Mexico
§ 1337 - Leases, easements, and rights-of-way on the outer Continental Shelf
§ 1338 - Disposition of revenues
§ 1338a - Moneys received as a result of forfeiture by Outer Continental Shelf permittee, lessee, or right-of-way holder; return of excess amounts
§ 1339 - Repealed.
§ 1340 - Geological and geophysical explorations
§ 1341 - Reservation of lands and rights
§ 1342 - Prior claims as unaffected
§ 1343 - Repealed.
§ 1344 - Outer Continental Shelf leasing program
§ 1345 - Coordination and consultation with affected State and local governments
§ 1346 - Environmental studies
§ 1347 - Safety and health regulations
§ 1348 - Enforcement of safety and environmental regulations
§ 1349 - Citizens suits, jurisdiction and judicial review
§ 1350 - Remedies and penalties
§ 1351 - Oil and gas development and production
§ 1352 - Oil and gas information program
§ 1353 - Federal purchase and disposition of oil and gas
§ 1354 - Limitations on export of oil or gas
§ 1355 - Restrictions on employment of former officers or employees of Department of the Interior
§ 1356 - Documentary, registry and manning requirements
§ 1356a - Coastal impact assistance program
§ 1801 - Congressional findings
§ 1802 - Congressional declaration of purposes