CFR›Title 33›Chapter I›Part 157›Subpart E ContainsSubject groups Dedicated Clean Ballast Tanks Operations–GeneralCorpusDaily eCFRDisplayed edition2026-05-12Last updated2026-05-12 Subpart E—Dedicated Clean Ballast Tanks on Tank Vessels Subject Groups Dedicated Clean Ballast Tanks Operations Dedicated Clean Ballast Tanks Operations Sections 157.225–157.228 Design and Equipment Design and Equipment Sections 157.220–157.224 General General Sections 157.200–157.218 SourceCGD 77-058b, 45 FR 43714, June 30, 1980, unless otherwise noted. Previous D Subpart D—Crude Oil Washing (COW) System on Tank Vessels Next F Subpart F—Exemption From § 157.10a or § 157.10c