(a) The requirements at section 215.371-2 do not apply to -

(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); or

(6) Acquisitions under a commercial solutions opening pursuant to subpart 212.70.

(b) The applicability of an exception in paragraph (a) of this section does not eliminate the need for the contracting officer to seek maximum practicable competition and to ensure that the price is fair and reasonable.