US lawFederal (United States)RegulationsTitle 49 CFR — TransportationChapter X — SURFACE TRANSPORTATION BOARDPart 1150 — CERTIFICATE TO CONSTRUCT, ACQUIRE, OR OPERATE RAILROAD LINESSubpart B — Designated Operators1150.1349 C.F.R. § 1150.13Relevant dates.Last amended: 2016Year: 2026Length: 39 wordsOfficial source Cite as 49 C.F.R. § 1150.13 (2026)The exact dates of the period of operation which have been agreed upon by the D-OP, the offeror of the rail service continuation payment, and the owner of the line to be operated, in their lease and operating agreements.Previous49 C.F.R. § 1150.12Next49 C.F.R. § 1150.14