CFR /  Title 46  /  Part 98  /  Sec. 98.30-29 Piping incompatible products.

No person may pipe a portable tank or IBC with another tank that contains a chemically incompatible product. [CGD 73-172, 39 FR 22954, June 25, 1974, as amended by USCG-2011-0088, 78 FR 54787, Sept. 6, 2013]