43 CFR § 3922.40
Tract delineation
June 11, 2020
(a) The BLM will delineate tracts for competitive sale to provide for the orderly development of the oil shale resource.
(b) The BLM may delineate more or less lands than were covered by an application for any reason the BLM determines to be in the public interest.
(c) The BLM may delineate tracts in any area acceptable for further consideration for leasing, whether or not expressions of leasing interest or applications have been received for those areas.
(d) Where the BLM receives more than 1 application covering the same lands, the BLM may delineate the lands that overlap as a separate tract.