[Code of Federal Regulations] [Title 33, Volume 1] [Revised as of July 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 33CFR101.300] [Page 338-339] TITLE 33--NAVIGATION AND NAVIGABLE WATERS CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELANDSECURITY PART 101_MARITIME SECURITY: GENERAL--Table of Contents Subpart C_Communication(Port_Facility_Vessel) Sec. 101.300 Preparedness communications. (a) Notification of MARSEC Level change. The COTP willcommunicate any changes in the MARSEC Levels through a local BroadcastNotice to Mariners, an electronic means, if available, or as detailedin the AMS Plan. (b) Communication of threats. When the COTP is made aware ofa threat that may cause a transportation security incident, the COTPwill, 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 orfacility required to have a security plan under parts 104 or 105 ofthis subchapter affected by a change in the MARSEC Level must ensureconfirmation to their local COTP the attainment of measures or actionsdescribed in their security plan and any other requirements imposed bythe COTP that correspond with the MARSEC Level being imposed by thechange. (2) Each owner or operator of a facility required to have asecurity plan under part 106 of this subchapter affected by a changein the MARSEC Level must ensure confirmation to [[Page 339]] their cognizantDistrict Commander the attainment of measures or actions described intheir security plan and any other requirements imposed by the DistrictCommander or COTP that correspond with the MARSEC Level being imposedby the change. [USCG-2003-14792, 68 FR 39278, July 1, 2003, asamended at 68 FR 60472, Oct. 22, 2003]