Implementation

(a) In general The head of each covered agency shall implement this Act through existing procurement authorities and shall ensure that any covered procurement vehicle in effect on or after the date of the enactment of this Act, including any vehicle previously entered into, accepted, awarded, expanded, or made available for use by another Federal agency, complies with this Act. (b) Rule of construction Nothing in this section shall be construed to require the termination, cancellation, or re-competition of an existing covered procurement vehicle if the vehicle can be brought into compliance through modification, supplier agreements, ordering procedures, or other existing procurement authorities.