The Secretary of Defense may authorize an element of the Department of Defense to enter into a contract (through the use of procedures other than competitive procedures) with an exchange store operated under the jurisdiction of the Secretary of a military department outside the United States to procure supplies or services for use by the armed forces outside the United States.

Paragraphs (1) and (2) of subsection (b) do not apply to contracts for the procurement of soft drinks that are manufactured in the United States. The Secretary of Defense shall prescribe in regulations the standards and procedures for determining whether a particular beverage is a soft drink and whether the beverage was manufactured in the United States.