coast guard change of command
NEW YORK - Chief Warrant Officer Seth Hunt relieves Chief Warrant Officer Joseph Carlino of his duty as commanding officer of Station Sandy Hook in Highlands, New Jersey, June 24, 2016. Station Sandy Hook has a crew compliment of one officer and 26 enlisted members. (U.S. Coast Guard photo by Petty Officer 3rd Class Steve Strohmaier)

The change of command is a transfer of responsibility and authority from one individual to another.