Maritime Infrastructure Security and Counterterrorism Act

[AI summary unavailable — showing source text] Maritime Infrastructure Security and Counterterrorism Act - Directs the Secretary of Homeland Security (DHS), acting through the Commandant of the Coast Guard, to commission an independent review of: (1) the threats of terrorist attack posed to offshore energy infrastructure in the Gulf of Mexico, the vulnerabilities of such infrastructure, and consequences of such attacks; and (2) whether the Coast Guard can adequately secure such infrastructure. Directs the Secretary: (1) every two years, to review all vessel security plans approved for mobile offshore drilling units and other vessels used for exploration, development, or production of energy in the Gulf of Mexico; (2) to assess whether such plans take into account the threats of terrorist attack; and (3) to recommend countermeasures. Requires the Commandant to: (1) plan counterterrorism training for all Coast Guard Maritime Safety and Security Teams and the Maritime Security Response Team; (2) conduct counterterrorism exercises at least twice each year that focus on countering terrorist threats and vulnerabilities to offshore facilities; (3) establish and permanently locate an additional Maritime Safety and Security Team in the …