[Code of Federal Regulations] [Title 36, Volume 1] [Revised as of July 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 36CFR3.19] [Page 38] TITLE 36--PARKS, FORESTS, AND PUBLIC PROPERTY CHAPTER I--NATIONAL PARK SERVICE, DEPARTMENT OF THE INTERIOR PART 3_BOATING AND WATER USE ACTIVITIES--Table of Contents Sec. 3.19 May I operate a submersible within park waters? The use of manned or unmanned submersibles may only occur in accordance with a permit issued by the superintendent under Sec. 1.6 of this chapter.