; and (iii) by inserting after clause (iv) the following: (v) detecting, responding to, and recovering from cybersecurity risks that may cause transportation security incidents; and . (3) Applicability The amendments made by this subsection shall apply to assessments or security plans, or updates to such assessments or plans, submitted after the date that the cybersecurity risk assessment model is developed under subsection (a). (e) Brief to Congress Not later than 1 year after the date of enactment of this Act, the Commandant of the Coast Guard and the Under Secretary responsible for overseeing the critical infrastructure protection, cybersecurity, and other related programs of the Department of Homeland Security shall provide to the appropriate committees of Congress a briefing on how the Coast Guard will assist in security and response in the port environment when a cyber-caused transportation security incident occurs, to include the use of cyber protection teams. 1806. Facility inspection intervals Section 70103(c)(4)(D) of title 46, United States Code, is amended to read as follows: (D) subject to the availability of appropriations, periodically, but not less than one time per year, conduct a risk-based, no notice facility inspection to verify the effectiveness of each such facility security plan. . 1807. Updates of maritime operations coordination plan (a) In general Subtitle C of title IV of the Homeland Security Act of 2002 ( 6 U.S.C. 231 et seq.) is amended by adding at the end the following: 435. Maritime operations coordination plan (a) In general Not later than 180 days after the date of enactment of the Maritime Security Improvement Act of 2018 , and biennially thereafter, the Secretary shall— (1) update the Maritime Operations Coordination Plan, published by the Department on July 7, 2011, to strengthen coordination, planning, information sharing, and intelligence integration for maritime operations of components and offices of the Department with responsibility for maritime security missions