What is required before entering restricted waters?

Entering restricted waters necessitates completing a checklist and obtaining the approval of the commanding officer (CO). This requirement is crucial as restricted waters often present specific challenges or hazards that could jeopardize the safety of the vessel and crew. The checklist typically encompasses all necessary procedures and protocols that need to be adhered to before making entry, ensuring that all safety measures are in place. The CO's approval serves as a final validation that all preparations have been adequately addressed, reinforcing the importance of command authority in navigational decisions.

While other options may involve important preparatory elements before navigating, such as understanding environmental conditions or vessel readiness, the requirement for a checklist and CO approval stands out as essential for compliance and operational safety specifically in restricted waters. This process helps to mitigate risks associated with the unique aspects of those areas, emphasizing careful planning and oversight.