US lawFederal (United States)RegulationsTitle 47 CFR — TelecommunicationChapter I — FEDERAL COMMUNICATIONS COMMISSIONPart 61 — TARIFFSSubpart E — General Rules for Dominant Carriers61.3147 C.F.R. § 61.31Scope.Last amended: 2017Year: 2026Length: 16 wordsOfficial source Cite as 47 C.F.R. § 61.31 (2026)The rules in this subpart apply to all dominant carriers. [64 FR 46588, Aug. 26, 1999]Next47 C.F.R. § 61.38