The Senior Procurement Executive shall be notified prior to taking any action to terminate (a) contracts for the operation of Government-owned facilities, (b) any prime contract or subcontract in excess of $10 million, and (c) any contract the termination of which is likely to provoke unusual interest. [49 FR 12038, Mar. 28, 1984, as amended at 75 FR 29458, May 26, 2010]