For clarity, MSIBs relating to COVID-19 will be maintained at:

homeport.uscg.mil/port-directory/delaware-bay

Under the "Marine Transportation MTS Recovery" heading you will find "CG Headquarters MSIBs"

The most recent versions of COVID-19 related MSIBs can be found under the "Marine Transportation MTS Recovery" heading in the "CG Headquarters MSIB" section.