# Regulus search export

- Query: `84 FR 38180`
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- Exported: 2026-08-24T23:11:18.243Z

## 1. Hazardous Materials: Response to an Industry Petition To Reduce Regulatory Burden for Cylinder Requalification Requirements

**Citation:** 84 FR 38180  
**Type / status:** rulemaking / proposed  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2019-08-06

PHMSA is proposing to revise requirements on the requalification period for certain DOT 4-series specification cylinders in non-corrosive gas service in response to a petition for rulemaking submitted by the National Propane Gas Association. This rulemaking proposes regulatory relief and a reduction in the requalification- related costs for propane marketers, distributors, and others in non- corrosive gas service.

### Provenance

- Official: Yes
- Source: <https://www.federalregister.gov/documents/2019/08/06/2019-16677/hazardous-materials-response-to-an-industry-petition-to-reduce-regulatory-burden-for-cylinder>
- Source ID: `federal-register`
- SHA-256: `8c23e2b1129a113569fb19d6f66f5e4d1074477cc4aa6be1726af214d8e715f2`
- Retrieved: 2026-08-20T06:04:51.294Z
- Document slug: `federal-register-2019-16677`
- Related records: 6