1. Short title This Act may be cited as the Marine Energy Act . 2. Definition of marine and hydrokinetic renewable energy Section 632 of the Energy Independence and Security Act of 2007 ( 42 U.S.C. 17211 ) is amended in the matter preceding paragraph (1) by striking electrical . 3. Marine and hydrokinetic renewable energy research and development Section 633 of the Energy Independence and Security Act of 2007 ( 42 U.S.C. 17212 ) is amended to read as follows: 633. Marine and hydrokinetic renewable energy research and development The Secretary, in consultation with the Secretary of the Interior, the Secretary of Commerce, and the Federal Energy Regulatory Commission, shall carry out a program of research, development, demonstration, and commercial application to accelerate the introduction of marine and hydrokinetic renewable energy production into the United States energy supply, giving priority to fostering accelerated research, development, and commercialization of technology, including programs— (1) to assist technology development to improve the components, processes, and systems used for power generation from marine and hydrokinetic renewable energy resources; (2) to establish critical testing infrastructure necessary— (A) to cost effectively and efficiently test and prove marine and hydrokinetic renewable energy devices; and (B) to accelerate the technological readiness and commercialization of those devices; (3) to support efforts to increase the efficiency of energy conversion, lower the cost, increase the use, improve the reliability, and demonstrate the applicability of marine and hydrokinetic renewable energy technologies by participating in demonstration projects; (4) to investigate variability issues and the efficient and reliable integration of marine and hydrokinetic renewable energy with the utility grid; (5) to identify and study critical short- and long-term needs to create a sustainable marine and hydrokinetic renewable energy supply chain based in the United States