41 U.S.C. § 103a: Commercial service

In this subtitle, the term “commercial service” means any of the following:(1) Installation services, maintenance services, repair services, training services, and other services if—(A) those services are procured for support of a commercial product, regardless of whether the services are provided by the same source or at the same time as the commercial product; and (B) the source of the services provides similar services contemporaneously to the general public under terms and conditions similar to those offered to the Federal Government; (2) Services of a type offered and sold competitively, in substantial quantities, in the commercial marketplace—(A) based on established catalog or market prices; (B) for specific tasks performed or specific outcomes to be achieved; and (C) under standard commercial terms and conditions. (3) A service described in paragraph (1) or (2), even though the service is transferred between or among separate divisions, subsidiaries, or affiliates of a contractor.