How long is a Declaration of Security valid?

The Declaration of Security (DoS) is a crucial document in maritime security, outlining the responsibilities of the vessel and the port facility during the time of security concern. The validity of a DoS is directly tied to the Maritime Security (MARSEC) level present at the time. As the MARSEC level changes, so does the security environment and the associated risks.

When the MARSEC level rises, the security measures and procedures may be adjusted, leading to a potential need for a new DoS to address these changes effectively. As a result, it makes sense that the duration of a Declaration of Security is contingent upon the MARSEC level, as it reflects the evolving security landscape in maritime operations. Understanding this relationship is essential for Vessel Security Officers, as they need to ensure compliance with security protocols that reflect the current threat levels.