This subpart—

(a) Implements Section 390 of the National Defense Authorization Act for Fiscal Year 1998 (Pub. L. 105-85); and

(b) Applies to contracts for base operations support on Guam that—

(1) Are awarded as a result of a competition conducted under OMB Circular A-76; and

(2) Are entered into or modified on or after November 18, 1997.