What document must a ship release to confirm its logistics requirements before visiting a port?

The correct document that a ship must release to confirm its logistics requirements before visiting a port is the Logistics Requirement (LOGREQ). This document plays a crucial role in the logistical planning for the ship's visit, as it outlines the specific needs of the ship, including fuel, provisions, waste disposal, and any special support required during its stay in port. By submitting a LOGREQ, the ship communicates its logistical needs to the port authorities and support services, ensuring that all necessary resources are available upon arrival.

This form of communication is essential for effective coordination, as it helps prevent delays and ensures that the ship is adequately supported throughout its time at the port. The timely submission of a LOGREQ is vital for maintaining operational readiness and enhancing the overall support for the ship's mission.