{"data":{"id":"us/36-cfr-51.88","jurisdiction":"us","citation":"36 CFR 51.88","heading":"What happens if an assignment or encumbrance is completed without the approval of the Director?","body":"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.","path":["Title 36—Parks, Forests, and Public Property","CHAPTER I—NATIONAL PARK SERVICE, DEPARTMENT OF THE INTERIOR","PART 51—CONCESSION CONTRACTS","Subpart J—Assignment or Encumbrance of Concession Contracts"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-36.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:44Z","sha256":"2eb731108c9a947a83fe5039c5c053f7aab4988f5488b271a9b5a919b84ed7d6","source_id":"us-cfr","stale":true,"prev":"us/36-cfr-51.87","next":"us/36-cfr-51.89"},"notice":"GroundRules: Original legal text. Not legal advice."}