How should a pilot acknowledge the clearance to taxi while holding short of another runway?

Acknowledging clearance to taxi while holding short of another runway requires clear communication with air traffic control. When a pilot states "HOLD SHORT OF RUNWAY 04," they are explicitly confirming their understanding of the clearance provided. This phrasing not only acknowledges the instruction but also reinforces the pilot's position concerning runway separation, which is crucial for maintaining safety on the airport surface.

The phrasing used ensures that air traffic control is aware that the pilot is aware of their location and the requirement to hold short of the specified runway. It is a concise way to confirm the instructions without repeating the entire clearance, which might include unnecessary details that could clutter communication. This approach prioritizes clarity and brevity, essential principles in aviation communication.

Clearance confirmations can vary, but the specific acknowledgment of holding short is important in maintaining situational awareness for both the pilot and air traffic control, helping to prevent potential runway incursions.