# Diesel Particulate Matter Exposure of Underground Metal and Nonmetal Miners; Delay of Effective Dates
> **Mine Safety and Health Administration** · Final rule; delay of effective dates and conforming amendments. · Published 2001-03-15 · Effective 2001-01-19 · 66 FR 15032
## Document
- **Document number:** 01-6429
- **Category:** mine-safety
- **Sub-agency:** Mine Safety and Health Administration
- **Federal Register citation:** 66 FR 15032
- **CFR reference:** 30 CFR 57
- **Publication date:** 2001-03-15
- **Effective date:** 2001-01-19
## Abstract

In accordance with the memorandum dated January 20, 2001, from Andrew H. Card, Jr., the Assistant to the President and Chief of Staff, entitled "Regulatory Review Plan," published in the Federal Register on January 24, 2001 (66 FR 7702), the Mine Safety and Health Administration is delaying for 60 days the effective date of the rule entitled, "Diesel Particulate Matter Exposure of Underground Metal and Nonmetal Miners," published in the Federal Register on January 19, 2001 (66 FR 5706). This temporary delay will allow the Department an opportunity for further consideration of this rule.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2001/03/15/01-6429/diesel-particulate-matter-exposure-of-underground-metal-and-nonmetal-miners-delay-of-effective-dates)
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