CFR›Title 18›Chapter I›Part 4›Subpart J ContainsSections 4.90–4.96CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart J—Exemption of Small Conduit Hydroelectric Facilities Sections 4.90 § 4.90 Applicability and purpose. 4.91 § 4.91 [Reserved] 4.92 § 4.92 Contents of exemption application. 4.93 § 4.93 Action on exemption applications. 4.94 § 4.94 Standard terms and conditions of exemption. 4.95 § 4.95 Surrender of exemption. 4.96 § 4.96 Amendment of exemption. Previous I Subpart I—Application for Preliminary Permit; Amendment and Cancellation of Preliminary Permit Next K Subpart K—Exemption of Small Hydroelectric Power Projects of 10 Megawatts or Less