Port Security Efficiency Act - Authorizes the Secretary of Homeland Security (DHS) or of any other department in which the Coast Guard is operating, in assessing the effectiveness of antiterrorism measures maintained at foreign ports and notifying foreign governments of any steps necessary to improve such antiterrorism measures, to treat an assessment conducted by a foreign government or international organization as an assessment by the Secretary, provided that the Secretary certifies that such assessment was conducted in accordance with procedures specified in existing port security laws.
Allows the appropriate Secretary to enter into agreements with a foreign government or international organization under which: (1) such governments or organizations may conduct such assessments on behalf of the Secretary or share related information, and (2) the Secretary may conduct such assessments on behalf of such governments or organizations or share related information.
Prohibits this Act from: (1) requiring the approprite Secretary to recognize an assessment conducted by a foreign government or international organization, or (2) limiting the discretion or ability of the Secretary to conduct such an assessment.