33 C.F.R. § 157.172 Limitations on grades of crude oil carried.
Title 33 - Navigation and Navigable Waters
If a tank vessel having a COW system meeting §157.10a(a)(2) or §157.10c(b)(2) does not have segregated ballast tanks or dedicated clean ballast tanks that meet §157.10c(c)(2), the owner, operator, and master shall ensure that the vessel carries only the grades of crude oil that can be used for crude oil washing. [CGD 82–28, 50 FR 11628, Mar. 22, 1985]
Title 33: Navigation and Navigable Waters
PART 157—RULES FOR THE PROTECTION OF THE MARINE ENVIRONMENT RELATING TO TANK VESSELS CARRYING OIL IN BULK
Subpart D—Crude Oil Washing (COW) System on Tank Vessels
COW Operations
§ 157.172 Limitations on grades of crude oil carried.
