; (II) review of contracts and relevant third-party agreements; (III) testing of equipment; (IV) review of training; and (V) other evaluations of response capabilities, as determined appropriate by the President; and (iv) vessels operating on navigable waters and carrying oil or a hazardous substance in bulk as cargo, and nontank vessels carrying oil of any kind as fuel for main propulsion, to carry appropriate removal equipment that employs the best technology economically feasible and that is compatible with the safe operation of the vessel. (B) Marine casualty In this paragraph, the term marine casualty means a marine casualty that is required to be reported pursuant to section 6101 of title 46, United States Code. . (b) Report to Congress (1) In general Not later than 180 days after the date of enactment of this Act, the Comptroller General of the United States shall submit to the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Commerce, Science, and Transportation of the Senate a report on the state of marine firefighting authorities, jurisdiction, plan review, and other considerations with respect to vessel fires at waterfront facilities and within the navigable waters of the United States up to 3 nautical miles from the shoreline. (2) Contents In carrying out paragraph (1), the Comptroller General shall— (A) examine factors that affect Federal and non-Federal collaboration aimed at reducing vessel and waterfront facility fire risk to local communities; (B) focus on the prevalence and frequency of vessel fires described in paragraph (1); and (C) make recommendations for preparedness, responses to, training for, and other items for consideration. 402. Use of marine casualty investigations Section 6308 of title 46, United States Code, is amended— (1) in subsection (a) by striking initiated and inserting conducted