Home › CFR › Title 30 › Part 121230 CFR Part 1212 — Records and Files MaintenanceSubpart B — Oil, Gas, and OCS Sulphur—General§ 1212.50— Required recordkeeping and reports.§ 1212.51— Records and files maintenance.§ 1212.52— Definitions.Subpart E — Solid Minerals—General§ 1212.200— Maintenance of and access to records.Subpart H — Geothermal Resources§ 1212.350— Definitions.§ 1212.351— Required recordkeeping and reports.