The Coast Guard continues to work closely with the CDC for maritime related issues and confirmed with the CDC that the CDC requirements in Marine Safety Information Bulletin
(MISB) 02-21 Change 1 remains the most current guidance.
Implementation of the Mask Mandate in the Maritime Transportation System
On February 1, 2021, the Coast Guard issued Marine Safety Information Bulletin (MSIB) 02-21, COVID-19 Safety Requirements in the Marine Transportation System. Since the release of the MSIB, the Coast Guard received numerous questions regarding the applicability of the mask mandate.
MSIB: COVID-19 Safety Requirements in the Maritime Transportation System
The Coast Guard Assistant Commandant for Prevention Policy has published Marine Safety Information Bulletin 02-21 “COVID-19 Safety Requirements in the Maritime Transportation System” to provide information related to the requirement of all persons traveling on all commercial vessels to wear a mask.
