This post provides information on a letter recently sent to the Coast Guard accepted independent laboratories providing guidance for evaluating manufacturer-identified operational limitations during type approval testing of ballast water management systems. The letter clarifies the responsibilities of the BWMS manufacturer, the Coast Guard accepted IL, and the Coast Guard, with regard to evaluating and assessing operational limitations of BWMS.
Source: USCG
Link: 10/17/2018: U.S. Ballast Water Management Requirements: Operational limitations in type approval testing