[Code of Federal Regulations] [Title 46, Volume 4] [Revised as of October 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR112.20-1] [Page 259] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF TRANSPORTATION (CONTINUED) PART 112--EMERGENCY LIGHTING AND POWER SYSTEMS--Table of Contents Subpart 112.20--Emergency Systems Having a Temporary and a Final Emergency Power Source Sec. 112.20-1 General. This subpart contains requirements applicable to emergency power installations having both a temporary and a final emergency power source.