# Hazardous Materials: Editorial Corrections and Clarifications
> **Pipeline and Hazardous Materials Safety Administration** · Final rule. · Published 2020-12-21 · Effective 2021-01-21 · 85 FR 83366
## Document
- **Document number:** 2020-23353
- **Category:** pipeline-safety
- **Sub-agency:** Pipeline and Hazardous Materials Safety Administration
- **Federal Register citation:** 85 FR 83366
- **CFR reference:** 49 CFR 106
- **Publication date:** 2020-12-21
- **Effective date:** 2021-01-21
- **DOT docket:** Docket No. PHMSA-2018-0082 (HM-260A)
## Abstract

This final rule corrects editorial errors and improves the clarity of certain provisions in the Hazardous Materials Regulations and PHMSA program and procedural regulations. The intended effect of this rulemaking is to enhance the accuracy and reduce misunderstandings of the regulations. The amendments contained in this final rule are non-substantive changes and do not impose new requirements.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2020/12/21/2020-23353/hazardous-materials-editorial-corrections-and-clarifications)
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