CFR›Title 49›Subtitle B›Chapter X›49 CFR Part 1141 Citation49 CFR Part 1141ContainsSection 1141.1CorpusDaily eCFRDisplayed edition2026-07-02Last updated2026-07-02 PART 1141—PROCEDURES TO CALCULATE INTEREST RATES Sections 1141.1 § 1141.1 Procedures to calculate interest rates. Authority49 U.S.C. 1321. Previous 1135 Part 1135—Railroad Cost Recovery Procedures Next 1144 Part 1144—Intramodal Rail Competition