What is the action of transferring control in air traffic management?

Transferring control in air traffic management refers specifically to the process of passing the responsibility for the aircraft's safe navigation and separation from one air traffic controller to another. This is a critical facet of ensuring the continuous and safe operation of air traffic as it moves through different sectors or zones of airspace, particularly during handoffs between controllers at various altitudes or geographical regions.

When a controller transfers control, they ensure that the receiving controller is fully aware of the aircraft's position, intentions, and any pertinent communications that have occurred. This action is essential for maintaining situational awareness and safety as an aircraft moves from one section of airspace to another, especially during times of high traffic or complex operations.

While changing an aircraft's route may be part of a controller's duties, it does not encompass the broader context of transferring control. Likewise, handing over communications to the pilot or reporting a system error does not relate to the exchange of responsibility between controllers. Thus, the focus on the transfer of responsibilities from one controller to another accurately captures the essence of this important aspect of air traffic management.