With respect to nonrecycled mixed plastics that are part of municipal solid waste or other secondary materials in the United States (and are often deposited in landfills), the Secretary shall conduct a study to determine the manner in which the United States can make progress toward a cost-effective system (including with respect to environmental issues) through which pyrolysis, gasification, and other innovative technologies such as engineered fuels are used to convert such plastics, alone or in combination with other municipal solid waste or secondary materials, into materials that can be used to generate electric energy or fuels or as chemical feedstocks. (c) Completion of study Not later than 2 years after the date of enactment of this Act, the Secretary shall complete the study described in subsection (b) and submit to the appropriate committees of Congress reports providing findings and recommendations developed through the study. (d) Funding The Secretary may use unobligated funds of the Department to carry out this section. 3703. Eligible projects Section 1703(b)(1) of the Energy Policy Act of 2005 ( 42 U.S.C. 16513(b)(1) ) is amended by inserting (excluding the burning of commonly recycled paper that has been segregated from solid waste to generate electricity) after systems . IV Accountability A Loan programs 4001. Terms and conditions for incentives for innovative technologies (a) Borrower payment of subsidy cost (1) In general Section 1702 of the Energy Policy Act of 2005 ( 42 U.S.C. 16512 ) is amended by adding at the end the following: (l) Borrower payment of subsidy cost (1) In general In addition to the requirement in subsection (b)(1), no guarantee shall be made unless the Secretary has received from the borrower not less than 25 percent of the cost of the guarantee. (2) Estimate The Secretary shall provide to the borrower, as soon as practicable, an estimate or range of the cost of the guarantee under paragraph (1). . (2) Conforming amendment Section 1702(b) of the Energy Policy Act of 2005 (