CFR›Title 49›Subtitle B›Chapter II›Part 272 ContainsSubparts A–BCorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 PART 272—CRITICAL INCIDENT STRESS PLANS Subparts A Subpart A—General Sections 272.1–272.11 B Subpart B—Plan Components and Approval Process Sections 272.101–272.105 Authority49 U.S.C. 20103, 20107, 20109 note; 28 U.S.C. 2461 note; and 49 CFR 1.89.Source79 FR 16233, Mar. 25, 2014, unless otherwise noted. Previous 271 Part 271—Risk Reduction Program Next 273 Part 273—Metrics and Minimum Standards for Intercity Passenger Train Operations