{"data":{"id":"us/36-cfr-51.86","jurisdiction":"us","citation":"36 CFR 51.86","heading":"What encumbrances require the approval of the Director?","body":"The concessioner may not encumber, pledge, mortgage or otherwise provide as a security interest for any purpose (such transactions collectively referred to as “encumbrances” for purposes of this part), without the prior written approval of the Director, any of the following:\n(a) Any concession contract;\n(b) Any rights to operate under or manage performance under a concession contract as a subconcessioner or otherwise;\n(c) Any controlling interest in a concessioner or concession contract; or\n(d) Any leasehold surrender interest or possessory interest obtained under a concession contract.","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":"0f17cdfafff7dd327890b451047438c23ca556cd0769145432f213772a7b5809","source_id":"us-cfr","stale":true,"prev":"us/36-cfr-51.85","next":"us/36-cfr-51.87"},"notice":"GroundRules: Original legal text. Not legal advice."}