(a) Notification of MARSEC Level change. The COTP will communicate any changes in the MARSEC Levels through a local Broadcast Notice to Mariners, an electronic means, if available, or as detailed in the AMS Plan.

(b) Communication of threats. When the COTP is made aware of a threat that may cause a transportation security incident, the COTP will, when appropriate, communicate to the port stakeholders, vessels, and facilities in his or her AOR the following details:

(1) Geographic area potentially impacted by the probable threat;

(2) Any appropriate information identifying potential targets;

(3) Onset and expected duration of probable threat;

(4) Type of probable threat; and

(5) Required actions to minimize risk.

(c) Attainment. (1) Each owner or operator of a vessel or facility required to have a security plan under parts 104 or 105 of this subchapter affected by a change in the MARSEC Level must ensure confirmation to their local COTP the attainment of measures or actions described in their security plan and any other requirements imposed by the COTP that correspond with the MARSEC Level being imposed by the change.

(2) Each owner or operator of a facility required to have a security plan under part 106 of this subchapter affected by a change in the MARSEC Level must ensure confirmation to their cognizant District Commander the attainment of measures or actions described in their security plan and any other requirements imposed by the District Commander or COTP that correspond with the MARSEC Level being imposed by the change.

(a) Notification of suspicious activities. An owner or operator required to have a security plan under part 104, 105, or 106 of this subchapter shall, without delay, report activities that may result in a transportation security incident to the National Response Center at the following toll free telephone: 1-800-424-8802, direct telephone 202-267-2675, or TDD 202-267-4477. Any other person or entity is also encouraged to report activities that may result in a transportation security incident to the National Response Center.

(b) Notification of breaches of security. An owner or operator required to have a security plan under parts 104, 105, or 106 of this subchapter shall, without delay, report breaches of security to the National Response Center via one of the means listed in paragraph (a) of this section.

(c) Notification of transportation security incident (TSI). (1) Any owner or operator required to have a security plan under part 104 or 105 of this subchapter shall, without delay, report a TSI to their local COTP and immediately thereafter begin following the procedures set out in their security plan, which may include contacting the National Response Center via one of the means listed in paragraph (a) of this section.

(2) Any owner or operator required to have a security plan under part 106 of this subchapter shall, without delay, report a TSI to their cognizant District Commander and immediately thereafter begin following the procedures set out in their security plan, which may include contacting the National Response Center via one of the means listed in paragraph (a) of this section.

(d) Callers to the National Response Center should be prepared to provide as much of the following information as possible:

(1) Their own name and contact information;

(2) The name and contact information of the suspicious or responsible party;

(3) The location of the incident, as specifically as possible; and

(4) The description of the incident or activity involved.

(a) Alert Systems. Alert systems, such as the ship security alert system required in SOLAS Chapter XI-2, Regulation 6 (Incorporated by reference, see § 101.115), may be used to augment communication and may be one of the communication methods listed in a vessel or facility security plan under part 104, 105, or 106 of this subchapter.

(b) Automated Identification Systems (AIS). AIS may be used to augment communication, and may be one of the communication methods listed in a vessel security plan under part 104 of this subchapter. See 33 CFR part 164 for additional information on AIS device requirements.