StacksVerified U.S. regulatory reference

46 CFR §98.30-13

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)No person may transfer a hazardous material to or from a portable tank or IBC onboard a vessel, unless each filling and discharge opening in the tank bottom is equipped with the following:
    1. (1)For an IM 101, IM 102, IMO Type 1, IMO Type 2, or UN portable tank, the closures specified in 49 CFR 178.275.
    2. (2)For an MPT, the valves and closures specified in §§ 64.33 through 64.41 of this chapter.
    3. (3)For an IBC, the closures specified in 49 CFR 178.705.
  2. (b)A manifold cannot be used when transferring a hazardous material to or from a portable tank or IBC onboard a vessel, unless the portable tank or IBC is equipped with a remote or automatic shutoff valve or other automatic means of closure that will activate during an emergency.