(a) No person may connect, top off, disconnect, or engage in any other critical product transfer operation unless the person in charge designated in Sec. 98.30-17, personally supervises the operation.
(b) No person may start the flow of a product to or from a portable tank or IBC unless instructed to do so by the person in charge.
(c) No person may transfer a product to or from a portable tank or IBC unless the person in charge is in the immediate vicinity of the transfer operation and immediately available to the person transferring the product. [CGD 73-172, 39 FR 22954, June 25, 1974, as amended by USCG-2011-0088, 78 FR 54787, Sept. 6, 2013]