US lawFederal (United States)RegulationsTitle 49 CFR — TransportationChapter III — FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATIONPart 385 — SAFETY FITNESS PROCEDURESSubpart K — Pattern or Practice of Safety Violations by Motor Carrier Management385.92149 C.F.R. § 385.921Service and computation of time.Last amended: 2016Year: 2026Length: 40 wordsOfficial source Cite as 49 C.F.R. § 385.921 (2026)Service of documents and computations of time will be made in accordance with §§ 386.6 and 386.8 of this subchapter. All documents that are required to be served or filed must be served or filed with a certificate of service.Cross-references to the CFR386.6Previous49 C.F.R. § 385.919