43 CFR §3453.2-5
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
A transfer of full record-title to only part of the lands, or any bed of the coal deposits therein, shall segregate the transferred and retained portions into separate and distinct leases or licenses, with the retained portion keeping the original serial number. The newly segregated lease or license shall be assigned a new serial number and shall contain the same terms and conditions as the original lease or license.