Reserve Category D and X ships/service craft will be retained and receive
no maintenance or preservation. Only security against fire, flooding,
and pilferage will be provided. Ships/service craft selected for Category
D are those in the custody of the Inactive Fleet with only berthing support
provided. They are not considered inactive but temporarily retained
pending usage by the active force. Reserve Category X applies to ships
and service craft that have been stricken from the Naval Vessel Register
and are awaiting disposal by scrap, sale to foreign countries (FMS),
designated target, memorial, or donation, as applicable.