[Code of Federal Regulations] [Title 46, Volume 1] [Revised as of October 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR4.03-35] [Page 42] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 4--MARINE CASUALTIES AND INVESTIGATIONS--Table of Contents Subpart 4.03--Definitions Sec. 4.03-35 Nuclear vessel. The term nuclear vessel means any vessel in which power for propulsion, or for any other purpose, is derived from nuclear energy; or any vessel handling or processing substantial amounts of radioactive material other than as cargo. [CGD 84-099, 52 FR 47534, Dec. 14, 1987]