(b) Except as provided in paragraph (c) of this section, this subpart does not apply to—

(1) The acquisition of freight transportation from—

(i) Domestic or international air carriers; and

(ii) International ocean carriers (see Subparts 47.4 and 47.5);

(2) Freight transportation acquired by bills of lading;

(3) Household goods for which rates are negotiated under 49 U.S.C. 10721 and 13712. (These statutes do not apply in intrastate moves); or

(4) Contracts at or below the simplified acquisition threshold.