§ 6303. Using procurement contracts

An executive agency shall use a procurement contract as the legal instrument reflecting a relationship between the United States Government and a State, a local government, or other recipient when—

• (1) the principal purpose of the instrument is to acquire (by purchase, lease, or barter) property or services for the direct benefit or use of the United States Government; or
• (2) the agency decides in a specific instance that the use of a procurement contract is appropriate.