CFR›Title 46›Chapter IV›Part 502›Subpart I ContainsSections 502.131–502.136CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart I—Subpoenas Sections 502.131 § 502.131 Requests; issuance. 502.132 § 502.132 Motions to quash or modify. 502.133 § 502.133 Attendance and mileage fees. 502.134 § 502.134 Service of subpoenas. 502.135 § 502.135 Subpoena of Commission staff personnel, documents or things. 502.136 § 502.136 Enforcement. Previous H Subpart H—Service of Documents Next J Subpart J—Disclosures and Discovery