StacksVerified U.S. federal law reference

43 CFR Part 3140 — Leasing in Special Tar Sand Areas

Subpart 3140 — Conversion of Existing Oil and Gas Leases and Valid Claims Based on Mineral Locations

Subpart 3141 — Leasing in Special Tar Sand Areas

Subpart 3142 — Paying Quantities/Diligent Development for Combined Hydrocarbon and Tar Sand Leases