StacksVerified U.S. regulatory reference

46 CFR §64.89

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)A cargo pump unit that fills or discharges a portable tank must be—
    1. (1)Constructed of materials that are compatible with the product to be pumped; and
    2. (2)Designed to be compatible with the hazard associated with the product to be pumped.
  2. (b)The cargo pump power unit must be—
    1. (1)Diesel;
    2. (2)Hydraulic;
    3. (3)Pneumatic; or
    4. (4)Electric.
  3. (c)The starting system for a cargo pump power unit must be designed to be compatible with the hazard associated with the product to be pumped.
  4. (d)A diesel engine that is used to drive a cargo pump must have a spark arrestor on the exhaust system.