36 C.F.R. § 51.88 What happens if an assignment or encumbrance is completed without the approval of the Director?
Title 36 - Parks, Forests, and Public Property
Assignments or encumbrances completed without the prior written approval of the Director will be considered as null and void and a material breach of the applicable concession contract which may result in termination of the contract for cause. No person will obtain any valid or enforceable rights in a concessioner, in a concession contract, or to operate or manage under a concession contract as a subconcessioner or otherwise, or to leasehold surrender interest or possessory interest, if acquired in violation of the requirements in this subpart.
Title 36: Parks, Forests, and Public Property
PART 51—CONCESSION CONTRACTS
Subpart J—Assignment or Encumbrance of Concession Contracts
§ 51.88 What happens if an assignment or encumbrance is completed without the approval of the Director?

