1 Modification No. 15 to POWER AGREEMENT Dated October 15, 1952 between OHIO VALLEY ELECTRIC CORPORATION AND UNITED STATES OF AMERICA Acting By and Through the SECRETARY OF ENERGY, the statutory head of the DEPARTMENT OF ENERGY Dated as of February 1, 1993 2 Contract No. DE-AC05-76OR01530 (Modification No. 15) THIS MODIFICATION NO. 15, dated as of the 1st day of February, 1993, by and between OHIO VALLEY ELECTRIC CORPORATION, a corporation organized under the laws of the State of Ohio (hereinafter called the "Corporation"), and the UNITED STATES OF AMERICA (hereinafter sometimes called the "Government"), acting by and through the SECRETARY OF ENERGY, the statutory head of the DEPARTMENT OF ENERGY (hereinafter called "DOE"); W I T N E S S E T H T H A T ----------------------------- WHEREAS, Corporation and the Government have heretofore entered into a contract dated October 15, 1952, providing for the supply by Corporation of electric utility services to the United States Atomic Energy Commission (hereinafter called "AEC") at AEC's project near Portsmouth, Ohio (hereinafter called the "Project"), which contract has heretofore been modified by Modification No. 1, dated July 23, 1953, Modification No. 2, dated as of March 15, 1964, Modification No. 3, dated as of May 12, 1966, Modification No. 4, dated as of January 7, 1967, Modification No. 5, dated as of August 15, 1967, Modification No. 6, dated as of November 15, 1967, Modification No. 7, dated as of November 5, 1975, Modification No. 8, dated as of June 23, 1977, Modification No. 9, dated as of July 1, 1978, Modification No. 10, dated as of August 1, 1979, Modification No. 11, dated as of September 1, 1979, Modification No. 12, dated as of August 1, 1981, Modification No. 13, dated as 3 of September 1, 1989, and Modification No. 14, dated as of January 15, 1992 (said contract, as so modified, is hereinafter called the "DOE Power Agreement"); and WHEREAS, pursuant to the Energy Reorganization Act of 1974, the AEC was abolished on January 19, 1975, and certain of its functions, including the procurement of electric utility services for the Project, were transferred to and vested in the Administrator of Energy Research and Development; and WHEREAS, pursuant to the Department of Energy Organization Act, all of the functions vested by law in the Administrator of Energy Research and Development or the Energy Research and Development Administration were transferred to, and vested in, the Secretary of Energy on October 1, 1977; and WHEREAS, pursuant to the Energy Policy Act of 1992, the United States Enrichment Corporation (hereinafter called "USEC") was established to lease from DOE its uranium enrichment facilities beginning July 1, 1993; and the DOE was authorized by such Act to continue to receive electricity under the DOE Power Agreement and to resell it to USEC; and WHEREAS, Corporation and DOE desire to amend the DOE Power Agreement further as hereinafter provided; NOW, THEREFORE, the parties hereto do hereby agree as follows: 1. Paragraph 2 of Section 2.05 is amended by deleting the second sentence thereof in its entirety and substituting therefor 4 the following: In addition, DOE shall have the right at any time to sell or provide permanent or supplemental power and energy in an amount up to 2,500 kw to its tenants for their consumption at or in the vicinity of the Project; provided, however, that DOE's right to sell to its tenant, the United States Enrichment Corporation ("USEC"), a corporation established by the Energy Policy Act of 1992, for consumption at the Project, power and energy purchased from Corporation shall not be limited in amount and provided further that DOE's right to sell to its tenant USEC for consumption at DOE's uranium enrichment facility near Paducah, Kentucky, power and energy purchased from Corporation shall not be limited in amount except as provided in paragraph 3 of this Section 2.05. 2. Paragraph 3 of Section 2.05 is amended by deleting from its first sentence the word "Governmental." 3. This Modification No. 15 to the DOE Power Agreement shall become effective at 12:01 A.M. on July 1, 1993, if Corporation has delivered to DOE a written notice to the effect that: All applicable requirements as to approval by or filings with regulatory agencies or other governmental bodies having jurisdiction in respect of the transactions constituting the subject matter of this Modification No. 15 (including expiration of any specified period after the date of any filing) have been complied with and all requisite approvals are in full force and effect and none is the subject of attack on appeal by direct proceeding or otherwise, and (except to the extent that Corporation shall waive such condition) any requisite approvals have become final and not subject to judicial review in any court. 4. The DOE Power Agreement, as modified by Modifications No. 1 through No. 14, both inclusive, and by this Modification No. 15, is hereby in all respects confirmed. 5 IN WITNESS WHEREOF, the parties hereto have executed this Modification No. 15 as of the date and year first above written. OHIO VALLEY ELECTRIC CORPORATION By________________________________ President UNITED STATES OF AMERICA By________________________________ Authorized Contracting Officer