Section 155.410 - Pumping, piping and discharge requirements for non-oceangoing ships of 100 gross tons and above(a) No person may operate a non-oceangoing ship of 100 gross tons and above that is fitted with main or auxiliary machinery spaces in the navigable waters of the United States unless: (1) The ship has at least one pump installed to discharge oily mixtures through a fixed piping system to a reception facility;(2) The piping system required by this section has at least one outlet that is accessible from the weather deck;(3) Each outlet required by this section has a shore connection that is compatible with reception facilities in the ship's area of operation; and(4) The ship has a stop valve for each outlet required by this section.(b) Paragraph (a) of this section does not apply to a ship that has approved oily-water separating equipment for the processing of oily mixtures from bilges or fuel oil tank ballast.(c) This section does not apply to a fixed or floating drilling rig or other platform.CGD 75-124a, 48 FR 45715, Oct. 6, 1983, as amended by USCG-2000-7641, 66 FR 55572 , Nov. 2, 2001