What additional BLM orders or instructions govern exploration?

BLM may issue the following types of orders or instructions: (a) Geothermal resource operational orders that contain detailed requirements of nationwide applicability; (b) Notices to lessees that contain detailed requirements on a statewide or regional basis; (c) Other orders and instructions specific to a field or area; (d) Conditions of approval contained in an approved Notice of Intent; and (e) Verbal orders that BLM will confirm in writing.