# Regulus search export

- Query: `88 FR 60356`
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- Exported: 2026-08-22T19:31:29.587Z

## 1. Hazardous Materials: Suspension of HMR Amendments Authorizing Transportation of Liquefied Natural Gas by Rail

**Citation:** 88 FR 60356  
**Type / status:** rulemaking / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2023-10-31 / 2023-09-01

PHMSA, in coordination with the Federal Railroad Administration (FRA), is amending the Hazardous Materials Regulations to suspend authorization of liquefied natural gas (LNG) transportation in rail tank cars pursuant to a final rule published on July 24, 2020, pending the earlier of either completion of a companion rulemaking evaluating potential modifications to requirements governing rail tank car transportation of LNG, or June 30, 2025.

### Provenance

- Official: Yes
- Source: <https://www.federalregister.gov/documents/2023/09/01/2023-18569/hazardous-materials-suspension-of-hmr-amendments-authorizing-transportation-of-liquefied-natural-gas>
- Source ID: `federal-register`
- SHA-256: `3c299087a6ceb93bbfd6c67b36cdb427b09fbd81ffdaebe551d129f00c5e12b2`
- Retrieved: 2026-08-20T06:04:51.294Z
- Document slug: `federal-register-2023-18569`
- Related records: 10