The contracting officer shall obtain approval one level above the contracting officer before -

(a) Entering into a UCA. The request for approval must fully explain the need to begin performance before definitization, including the adverse impact on the VA resulting from delays in beginning performance.

(b) Including requirements for non-urgent items and equipment in a UCA. The request should show that inclusion of the non-urgent items is consistent with good business practices and in the best interest of the Government.

(c) Modifying the scope of a UCA when performance has already begun. The request should show that the modification is consistent with good business practices and in the best interests of the Government.