49 CFR § 246.107 - Signal service classifications.

---
identifier: "/us/cfr/t49/s246.107"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 246.107 - Signal service classifications."
title_number: 49
title_name: "Transportation"
section_number: "246.107"
section_name: "Signal service classifications."
chapter_name: "FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
part_number: "246"
part_name: "CERTIFICATION OF SIGNAL EMPLOYEES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 20103, 20107, 20162, 21301, 21304, 21311; 28 U.S.C. 2461 note; 49 CFR 1.89; and Pub. L. 110-432, sec. 402, 122 Stat. 4884."
regulatory_source: "89 FR 44873, May 21, 2024, unless otherwise noted."
cfr_part: "246"
---


# 246.107 Signal service classifications.

(a) A railroad may classify its certified signal employees in occupational categories or subcategories by class, task, location, or other suitable terminology, in accordance with an FRA-approved certification program that complies with the requirements of this part.

(b) Any person called to work on a signal system or signal-related technology on which they have not been certified shall immediately notify the railroad or their employer that they are not certified to work on the signal system or signal-related technology.

(c) After FRA has approved a railroad's certification program pursuant to this part, no railroad shall permit a person to work on a signal system or signal-related technology on which the person has not been certified and qualified, unless the person works under the direct and immediate supervision of a mentor or qualified instructor in accordance with § 246.124.