# Regulus search export

- Query: `83 FR 48393`
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- Exported: 2026-08-25T04:28:40.803Z

## 1. Hazardous Materials: Removal of Electronically Controlled Pneumatic Brake System Requirements for High Hazard Flammable Unit Trains

**Citation:** 83 FR 48393  
**Type / status:** rulemaking / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2018-09-25 / 2018-09-25

The Pipeline and Hazardous Materials Safety Administration, in coordination with the Federal Railroad Administration, is issuing this final rule to remove requirements pertaining to electronically controlled pneumatic brake systems on high-hazard flammable unit trains. This final action is based on the Department of Transportation's determination that the requirements are not economically justified.

### Provenance

- Official: Yes
- Source: <https://www.federalregister.gov/documents/2018/09/25/2018-20647/hazardous-materials-removal-of-electronically-controlled-pneumatic-brake-system-requirements-for>
- Source ID: `federal-register`
- SHA-256: `9404bb02cc267b662c0b48751879a91d9449887790bffaad2ca986768f966dff`
- Retrieved: 2026-08-20T06:04:51.294Z
- Document slug: `federal-register-2018-20647`
- Related records: 7