(a) Army contracting activities, and subordinate offices, authorized to contract for architect-engineer services are as follows:

(1) The U.S. Army Corps of Engineers (USACE).

(2) The National Guard Bureau (NGB).

(3) The U.S. Army Mission and Installation Contracting Command.

(4) The U.S. Army Contracting Command, 414th Contracting Support Brigade, Vicenza, Italy, for architect-engineer services for operations and maintenance appropriations and Army Family Housing (Operations) funded projects.

(b) Other Army contracting activities, as mutually agreed with the USACE, may execute task orders for architect-engineer services, under USACE indefinite-delivery contracts. The installation Contracting officer and facilities engineering personnel must comply with the instructions of the USACE Contracting officer regarding the negotiation, issuance, and administration of task orders.