[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: 33CFR157.28] [Page 469-470] 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. 157.28 Discharges from tank barges exempted from certain design requirements. The person in charge of a tank barge exempted under Sec. 157.08(g) from the requirements in Sec.Sec. 157.11, 157.13, 157.15, and 157.23 shall ensure that while the barge is proceeding en route: (a) Cargo tanks are not ballasted or washed; and [[Page 470]] (b) Oil or oily mixtures are not discharged. [CGD 74-32, 40 FR 48283, Oct. 14, 1975, as amended by CGD 76-088b, 48 FR 45721, Oct. 6, 1983; CGD 90-051, 57 FR 36244, Aug. 12, 1992]