30 CFR §1206.360
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
If you determine royalties or direct use fees for your geothermal resource under this subpart, you must retain all data relevant to the determination of the royalty value or the fee you paid. Recordkeeping requirements are found at part 1212 of this chapter.