43 CFR §3602.22
- (a)Your contract terminates when—
- (1)Its term expires;
- (2)You have completed production under your contract or permit and any renewal, and completed required reclamation; or
- (3)BLM cancels your contract under § 3601.60 et seq. of this part.
- (b)You and BLM may, by agreement, terminate the sales contract at any time.