(a) Ordering: All warranted contracting officers of NAVSEA, NAVAIR, SPAWAR, NAVSUP, Military Sealift Command, Strategic Systems Programs, Naval Facilities Engineering Command and the U.S. Marine Corps are authorized ordering officers. Supplies or services to be furnished under this contract shall be furnished at such times as ordered by the issuance of orders by the Task Order Contracting Officer. All orders are subject to the terms and conditions of this contract. This contract shall control in the event of conflict with any order.

(b) Ordering Procedures: Orders issued shall include, but not be limited to, the following information (when applicable): Date of order, contract and order number; type of order; appropriation and accounting data; description of the services to be performed; description of end item(s) to be delivered; DD Form 254 (Contract Security Classification Specification); and DD Form 1423 (Contract Data Requirements List). If data to be delivered under the order is not listed on the DD Form 1423 included in this contract, include the individual responsible for inspection/acceptance; period of performance/ delivery date, estimated number of labor hours for each applicable labor category; the estimated cost plus fixed fee (CPFF) or ceiling price for the order; and a list of government-furnished equipment, material and information.

(c) Modifications of Orders: Orders may be modified only by the cognizant Task Order Contracting Officer, and may be modified orally by the Contracting Officer in emergencies. Oral modifications shall be confirmed by issuance of a written modification within two working days from the time of the oral communication modifying the order.

(d) The CPFF or ceiling price for each order may not be changed except when authorized by a modification to the task order.

(e) Unilateral Orders: Task orders under this contract will ordinarily be issued after both parties agree on all terms. If the parties fail to agree, the Task Order Contracting Officer may require the contractor to perform, and any disagreement shall be deemed a dispute within the meaning of the "Disputes" clause.