33 CFR § 155.350 - Oily mixture (bilge slops)/fuel oil tank ballast water discharges on oceangoing ships of less than 400 gross tons.
(a) No person may operate an oceangoing ship of less than 400 gross tons, unless it either:
(1) Has the capacity to retain on board all oily mixtures and is equipped to discharge these oily mixtures to a reception facility; or
(2) Has approved oily-water separating equipment for processing oily mixtures from bilges or fuel oil tank ballast and discharges into the sea according to § 151.10 of this chapter.
(3) For equipment installed after 2004 to be approved under paragraph (a)(2) of this section, it must meet current standards in 46 CFR part 162, subpart 162.050 by the date set forth in paragraphs (a)(3)(i) and (a)(3)(ii) of this section, unless the equipment is installed on a ship constructed before 2005 and it would be unreasonable or impracticable to meet those current standards.
(i) A ship entering international service for the first time since 2004, must comply with the requirements of paragraph (a)(3) of this section by the date of its initial survey prior to receiving its International Oil Pollution Prevention (IOPP) certificate.
(ii) Any ship, other than a ship described in paragraph (a)(3)(i) of this section, must comply with the requirements of paragraph (a)(3) of this section by the date of the ship's first drydock after October 13, 2009.
(b) An oceangoing ship of less than 400 gross tons may retain all oily mixtures on board in the ship's bilges. An oil residue (sludge) tank is not required.
(c) This section does not apply to a barge that is not equipped with an installed bilge pumping system for discharge into the sea.
(d) This section does not apply to a fixed or floating drilling rig or other platform.