48 CFR §1519.501

1. (a)If no Small Business Administration (SBA) representative is available, the Small Business Specialist (SBS) shall initiate recommendations to the contracting officer for small business set-asides with respect to individual acquisitions or classes of acquisitions or portions thereof.
2. (b)When the SBS has recommended that all, or a portion, of an individual acquisition or class of acquisitions be set aside for small business, the contracting officer shall:
   1. (1)Promptly concur in the recommendation; or
   2. (2)Promptly disapprove the recommendation, stating in writing the reasons for disapproval. If the contracting officer disapproves the recommendation of the SBS, the SBS may appeal to the appropriate appointing authority, whose decision shall be final.