RegulationsTitle 49Subtitle BChapter ISubchapter DPart 193Subpart B—Siting Requirements49 CFR 193.2055Regulationcurrent49 CFR 193.2055[Reserved]Current as of 2026-08-18 Government sourceeCFR editorial compilationAuthoritative but unofficialView source 1 passagesPrevious§ 193.2051Next§ 193.2057