USA: California Biofouling Management and Ballast Water Management Regulations Publications Steamship Mutual Published: January 05, 2018 Contact author Download article pdf Image Club correspondents Keesal Young Logan have published information about Biofouling Management and Ballast Water Regulations applicable in California from 1 January 2018. Notwithstanding the fact that the deadline for retro-fitting BWM systems on existing vessels under the BWM Convention has been postponed, vessels are required to engage in biofouling management best practices, maintain a biofouling management plan and record book. California State Lands Commission has also published  best management practices relating to ballast water. Further details are available in the article on the Keesal Young Logan website Maritime Alert: 2018 Requirements for California’s Biofouling Management and Ballast Water Management Regulations - Keesal, Young & Logan (kyl.com)