---
kind: "unit"
title: "49"
title_heading: "Transportation"
key: "subtB/chII/part233"
level: "part"
label: "Part 233"
heading: "Signal Systems Reporting Requirements"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/49/subtB-chII-part233"
sections_count: 7
---

# Part 233 — Signal Systems Reporting Requirements

Title 49 C.F.R. — Transportation › Subtitle B — Other Regulations Relating to Transportation › Chapter II — Federal Railroad Administration, Department of Transportation

## Sections

- [§233.1. Scope.](/cfr/49/233.1.md)
- [§233.3. Application.](/cfr/49/233.3.md)
- [§233.5. Accidents resulting from signal failure.](/cfr/49/233.5.md)
- [§233.7. Signal failure reports.](/cfr/49/233.7.md)
- [§233.9. Reserved](/cfr/49/233.9.md)
- [§233.11. Civil penalties.](/cfr/49/233.11.md)
- [§233.13. Criminal penalty.](/cfr/49/233.13.md)