[Code of Federal Regulations] [Title 33, Volume 2] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 33CFR157.35] [Page 470] TITLE 33--NAVIGATION AND NAVIGABLE WATERS CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 157--RULES FOR THE PROTECTION OF THE MARINE ENVIRONMENT RELATING TO TANK VESSELS CARRYING OIL IN BULK--Table of Contents Subpart C--Vessel Operation Sec. 157.35 Ballast added to cargo tanks. The master of a tank vessel with segregated ballast tanks or dedicated clean ballast tanks under Sec. 157.09, Sec. 157.10, Sec. 157.10a(a)(1), Sec. 157.10a(b), Sec. 157.10a(c), Sec. 157.10b(a), Sec. 157.10c(b)(1), or Sec. 157.10c(c) shall ensure that ballast water is carried in a cargo tank only if-- (a) The vessel encounters abnormally severe weather conditions; (b) More ballast water than can be carried in segregated ballast tanks or dedicated clean ballast tanks is necessary for the safety of the vessel; (c) The ballast water is processed and discharged in compliance with Sec. 157.37; and (d) On a new vessel under Sec. 157.10 that carries crude oil, the ballast water is only carried in a cargo tank that is crude oil washed in accordance with Subpart D of this part during or after the most recent discharge of crude oil from that tank. [CGD 77-058b, 45 FR 43708, June 30, 1980, as amended by CGD 82-28, 50 FR 11626, Mar. 22, 1985]