46 C.F.R. § 153.232 Type III system.
Title 46 - Shipping
A type III containment system must be in either a type I, II, or III hull. The requirements for type I, II, and III hulls are in subpart F of part 172 of this chapter. [CGD 79–023, 48 FR 51009, Nov. 4, 1983]
Title 46: Shipping
PART 153—SHIPS CARRYING BULK LIQUID, LIQUEFIED GAS, OR COMPRESSED GAS HAZARDOUS MATERIALS
Subpart B—Design and Equipment
Cargo Containment Systems
§ 153.232 Type III system.