(1) Where an Executive agency has placed an order from a vendor under a GSA Multiple Award Schedule and ancillary repair and alteration services also are available from that same vendor as a Special Item Number (SIN);

(2) Where the ancillary repair and alteration work to be performed is associated solely with the repair, alteration, delivery, or installation of products or services also purchased under the same GSA Multiple Award Schedule;

(3) That are routine and non-complex in nature, such as routine painting or carpeting, simple hanging of drywall, basic electrical or plumbing work, landscaping, and similar non-complex services; and

(4) That are necessary to be performed to use, execute or implement successfully the products or services purchased from the GSA Multiple Award Schedule.

(1) Major or new construction of buildings, roads, parking lots, and other facilities;

(2) Complex repair and alteration of entire facilities or significant portions of facilities; or

(3) Architectural and engineering services procured pursuant to 40 U.S.C. 1101-1104.