Code of Federal Regulations Title 48. Federal Acquisition Regulations System 48.215.371-4 Exceptions

(1) Acquisitions at or below the simplified acquisition threshold;

(2) Acquisitions, as determined by the head of the contracting activity, in support of contingency or humanitarian or peacekeeping operations;  to facilitate defense against or recovery from cyber, nuclear, biological, chemical, or radiological attack;  to facilitate the provision of international disaster assistance;  or to support response to an emergency or major disaster;

(3) Small business set-asides under FAR subpart 19.5, set asides offered and accepted into the 8(a) Program under FAR subpart 19.8, or set-asides under the HUBZone Program (see FAR 19.1305(c)), the Service–Disabled Veteran–Owned Small Business Procurement Program (see FAR 19.1405(c)), or the Women–Owned Small Business Program (see FAR 19.1505(d));

(4) Acquisitions of science and technology, as specified in 235.016(a);  or

(5) Acquisitions of architect-engineer services (see FAR 36.601–2).