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Task Group (TG)

E2. Naval, defence and maritime law enforcement

Definition

Subdivision of a Task Force.

A subdivision of a task force, formed to perform a part of the task force’s mission, identified by a decimal number appended to the parent (Task Force 70 yields Task Group 70.1). A task group concentrates the ships needed for one function (a carrier and its escorts, an amphibious group, or a logistics group) under a subordinate commander. It further divides into task units and task elements. The numbering convention makes the chain of command and the parent formation readable from the designator alone.

Source: US Navy task organization numbering (TF to TG to TU to TE), decimal designator system.