repair, and construction of facilities of Department of Defense (a) In general Subchapter I of chapter 169 of title 10, United States Code, is amended by adding at the end the following new section: 2817. Ordering authority (a) In general The head of a department or organization within the Department of Defense may place an order, on a reimbursable basis, with any other such department or organization for a project for the maintenance and repair of a facility of the Department of Defense or for a minor military construction project. (b) Obligations An order placed by the head of a department or organization under subsection (a) is deemed to be an obligation of such department or organization in the same manner as a similar order or contract placed with a private contractor. (c) Contingency expenses An order placed under subsection (a) for a project may include an amount for contingency expenses that shall not exceed 10 percent of the cost of the project. (d) Availability of amounts Amounts appropriated or otherwise made available to a department or organization of the Department of Defense shall be available to pay an obligation of such department or organization under this section in the same manner and to the same extent as those amounts are available to pay an obligation to a private contractor. . (b) Clerical amendment The table of sections at the beginning of such subchapter is amended by adding at the end the following new item: 2817. Ordering authority. . 2803. Application of area construction cost indices outside the United States Section 2805(f) of title 10, United States Code, is amended— (1) in paragraph (1), by striking inside the United States