43 CFR § 2809.12
How will the BLM select and prepare parcels?
June 11, 2020
(a) The BLM will identify parcels for competitive offer based on nominations and expressions of interest or on its own initiative.
(b) The BLM and other Federal agencies, as applicable, will conduct necessary studies and site evaluation work, including applicable environmental reviews and public meetings, before offering lands competitively.