33 CFR § 159.12 - Regulations for certification of existing devices.
(a) The purpose of this section is to provide regulations for certification of existing devices until manufacturers can design and manufacture devices that comply with this part and recognized facilities are prepared to perform the testing required by this part.
(b) Any Type III device that was installed on an existing vessel before January 30, 1975, is considered certified.
(c) Any person may apply to the Commanding Officer (MSC), Attn: Marine Safety Center, U.S. Coast Guard Stop 7430, 2703 Martin Luther King Jr. Avenue SE., Washington, DC 20593-7430 for certification of a marine sanitation device manufactured before January 30, 1976. The Coast Guard will issue a letter certifying the device if the applicant shows that the device meets § 159.53 by:
(1) Evidence that the device meets State standards at least equal to the standards in § 159.53, or
(2) Test conducted under this part by a recognized laboratory, or
(3) Evidence that the device is substantially equivalent to a device certified under this section, or
(4) A Coast Guard field test if considered necessary by the Coast Guard.
(d) The Coast Guard will maintain and make available a list that identifies each device certified under this section.