43 CFR §2866.42

1. (a)If you are an occupant of a federally owned communication facility, you must have your own grant and pay rent in accordance with these regulations; and
2. (b)If a Federal agency holds a grant and agrees to operate the facility as a facility owner under § 2866.31, occupants do not need a separate BLM grant, and the BLM will calculate and charge rent to the Federal facility owner under §§ 2866.30 through 2866.44.