48 CFR 47.104-4: 47.104-4 Contract clause.

(a) In order to ensure the application of 49 U.S.C. 10721 and 13712 rates, where authorized (see 47.104(b)), insert the clause at 52.247-1, Commercial Bill of Lading Notations, in solicitations and contracts when the contracts will be—

(1) Cost-reimbursement contracts, including those that may involve the movement of household goods (see 47.104-3(b)); or

(2) Fixed-price f.o.b. origin contracts (other than contracts at or below the simplified acquisition threshold) (see 47.104-2(b) and 47.104-3).

(b) The contracting officer may insert the clause at 52.247-1, Commercial Bill of Lading Notations, in solicitations and contracts made at or below the simplified acquisition threshold when it is contemplated that the delivery terms will be f.o.b. origin.