CFR›Title 47›Chapter I›Part 18 ContainsSubparts A–CCorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 PART 18—INDUSTRIAL, SCIENTIFIC, AND MEDICAL EQUIPMENT Subparts A Subpart A—General Information Sections 18.101–18.121 B Subpart B—Applications and Authorizations Sections 18.201–18.213 C Subpart C—Technical Standards Sections 18.301–18.313 Authority47 U.S.C. 154, 301, 302, 303, 304, 307.Source50 FR 36067, Sept. 5, 1985, unless otherwise noted. Previous 17 Part 17—Construction, Marking, and Lighting of Antenna Structures Next 19 Part 19—Employee Responsibilities and Conduct