(a) If you stop conducting operations for any period of time, you must—

(1) Maintain public lands within the project area, including structures, in a safe and clean condition;

(2) Take all steps necessary to prevent unnecessary or undue degradation; and

(3) Maintain an adequate financial guarantee.

(b) If the period of non-operation is likely to cause unnecessary or undue degradation, BLM, in writing, will—

(1) Require you to take all steps necessary to prevent unnecessary or undue degradation; and

(2) Require you, after an extended period of non-operation for other than seasonal operations, to remove all structures, equipment, and other facilities and reclaim the project area.