PUBLIC LAW 103-322—SEPT. 13, 1994 108 STAT. 1829 may not later be withdrawn, and credit that has not been earned may not later be granted." and inserting "Credit that has not been earned may not later be granted."; and (3) by adding at the end the following: "(2) Credit toward a prisoner's service of sentence shall not be vested unless the prisoner has earned or is making satisfactory progress toward a high school diploma or an equivalent degree. "(3) The Attorney General shall ensure that the Bureau of Prisons has in effect an optional CJeneral Educational Development program for inmates who have not earned a high school diploma or its equivalent. "(4) Exemptions to the CJeneral Educational Development requirement may be made as deemed appropriate by the Director of the Federal Bureau of Prisons.". SEC. 20413. CONVERSION OF CLOSED MILITARY INSTALLATIONS INTO 42 USCJ13724. FEDERAL PRISON FACILITIES. (a) STUDY OF SUITABLE BASES. — The Secretary of Defense and the Attorney General shall jointly conduct a study of all military installations selected before the date of enactment of this Act to be closed pursuant to a base closure law for the purpose of evaluating the suitability of any of these installations, or portions of these installations, for conversion into Federal prison facilities. As part of the study, the Secretary and the Attorney General shall identify the military installations so evaluated that are most suitable for conversion into Federal prison facilities. (b) SUITABILITY FOR CONVERSION.— In evaluating the suitability of a military installation for conversion into a Federal prison facility, the Secretary of Defense and the Attorney (General shall consider the estimated cost to convert the installation into a prison facility and such other factors as the Secretary and the Attorney General consider to be appropriate. (c) TIME FOR STUDY.— The study required by subsection (a) shall be completed not later than the date that is 180 days after the date of enactment of this Act. (d) CONSTRUCTION OF FEDERAL PRISONS.— (1) IN GENERAL.—In determining where to locate any new Federal prison facility, and in accordance with the Department of Justice's duty to review and identify a use for any portion of an installation closed pursuant to title II of the Defense Authorization Amendments and Base Closure and Realignment Act (Public Law 100-526) and the Defense Base Closure and Realignment Act of 1990 (part A of title XXIX of Public Law 101-510), the Attorney General shall— (A) consider whether using any portion of a military installation closed or scheduled to be closed in the region i pursuant to a base closure law provides a cost-effective alternative to the purchase of real property or construction - of new prison facilities; (B) consider whether such use is consistent with a reutilization and redevelopment plan; and (C) give consideration to any installation located in a rural area the closure of which will have a substantial adverse impact on the economy of the local communities and on the ability of the communities to sustain an economic recovery from such closure.