[Code of Federal Regulations] [Title 33, Volume 2] [Revised as of July 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 33CFR183.512] [Page 880] TITLE 33--NAVIGATION AND NAVIGABLE WATERS CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 183_BOATS AND ASSOCIATED EQUIPMENT--Table of Contents Subpart J_Fuel Systems Sec. 183.512 Fuel tanks: Prohibited materials. (a) A fuel tank must not be constructed from terneplate. (b) Unless it has an inorganic sacrificial galvanic coating on the inside and outside of the tank, a fuel tank must not be constructed from black iron or carbon steel. (c) A fuel tank encased in cellular plastic or in fiber reinforced plastic must not be constructed from a ferrous alloy. [CGD 74-209, 42 FR 5950, Jan. 31, 1977; 42 FR 24739, May 16, 1977]