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- Query: `64 FR 53166`
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## 1. Hazardous Materials; Miscellaneous Amendments

**Citation:** 64 FR 53166  
**Type / status:** rulemaking / proposed  
**Agency:** Research and Special Programs Administration  
**Effective / published:** Not stated / 1999-09-30

RSPA proposes to make miscellaneous amendments to the Hazardous Materials Regulations (HMR) based on petitions for rulemaking and RSPA initiative. These proposed amendments are intended to update, clarify or provide relief from certain regulatory requirements.

### Provenance

- Official: Yes
- Source: <https://www.federalregister.gov/documents/1999/09/30/99-25395/hazardous-materials-miscellaneous-amendments>
- Source ID: `federal-register`
- SHA-256: `057c4207b4d512521406b20a1373fa8e6673002f281d33bdfa0800ef414e9aef`
- Retrieved: 2026-08-20T06:04:51.294Z
- Document slug: `federal-register-99-25395`
- Related records: 64