43 CFR § 3100.3-2
Effect of option on acreage
June 11, 2020
The acreage to which the option is applicable shall be charged both to the grantor of the option and the option holder. The acreage covered by an unexercised option remains charged during its term until notice of its relinquishment or surrender has been filed in the proper BLM office.
[48 FR 33662, July 22, 1983. Redesignated at 53 FR 22836, June 17, 1988]