RegulationsTitle 49Subtitle BChapter ISubchapter DPart 193Subpart C—Design49 CFR 193.2163-193.2165Regulationcurrent49 CFR 193.2163-193.2165§§ 193.2163-193.2165 [Reserved]Current as of 2026-08-18 Government sourceeCFR editorial compilationAuthoritative but unofficialView source 1 passagesPrevious§ 193.2161Next§ 193.2167