Who is responsible for declaring MARSA during an aerial refueling operation?

In the context of aerial refueling operations, the tanker is responsible for declaring MARSA, which stands for "Military Activities Related to Safety of Air." MARSA allows for the separation of military aircraft during operations where standard air traffic procedures might not apply.

The tanker, as the operating authority, takes on this responsibility because it is crucial to ensure that safe and efficient refueling can occur without interference from other air traffic. The tanker typically has a more comprehensive view of the airspace that is directly influenced by the ongoing refueling operation and can coordinate with the receiver aircraft accordingly.

Understanding MARSA is critical because it permits military aircraft to operate in a manner that is flexible and responsive to mission demands while maintaining safety and efficiency during complex operations like aerial refueling.