Who is responsible for making calls to clear the flightpath during a "knock-it-off"?

In a military aviation context, a "knock-it-off" call is critical for safety and effective formation flying. This call serves as a directive to halt the current maneuver or exercise due to an unsafe condition, allowing for the necessary assessment of the situation.

The reason why any formation crewmember can make these calls is rooted in the principle of safety and collective responsibility in the cockpit. When a tense or potentially hazardous situation arises, it is essential that any member of the formation can act quickly to prevent accidents, thereby prioritizing the well-being of all crew members. This collaborative approach ensures that the eyes and ears of each crew member are utilized, enhancing situational awareness.

In this context, having one person solely responsible for making the call could lead to delays or miscommunication, potentially resulting in increased risks. Allowing any formation crewmember to make a "knock-it-off" call aligns with practiced safety protocols and encourages an environment where all members are vigilant and proactive about safety.