47 CFR 1.725 : Telecommunication (§ 0.1 To Parts 401-499) — (§ 0.1 To § 19.735-203) — Federal Communications Commission (§ 0.1 To § 19.735-203) — General (§ 0.1 To § 19.735-203) — Practice And Procedure (§ 1.1 To Appendix C To Part 1) — Complaints, Applications, Tariffs, And Reports Involving Common Carriers (§ 1.701 To Subjgrp 182) — Formal Complaints (§ 1.720 To § 1.736) — Cross-complaints and counterclaims.

Cross-complaints seeking any relief within the jurisdiction of the Commission against any carrier that is a party (complainant or defendant) to that proceeding are expressly prohibited. Any claim that might otherwise meet the requirements of a cross-complaint may be filed as a separate complaint in accordance with §§ 1.720 through 1.736. For purposes of this subpart, the term “cross-complaint” shall include counterclaims.