# Diesel Particulate Matter Exposure of Underground Metal and Nonmetal Miners
> **US Department of Labor** · Final rule; partial delay of effective date; clarification of effective dates; and correction amendments. · Published 2001-07-05 · Effective 2001-07-05 · 66 FR 35518
## Document
- **Document number:** 01-16837
- **Category:** other
- **Sub-agency:** US Department of Labor
- **Federal Register citation:** 66 FR 35518
- **CFR reference:** 30 CFR 57
- **Publication date:** 2001-07-05
- **Effective date:** 2001-07-05
## Abstract

This document gives notice of a delay of the effective date of 30 CFR 57.5066(b) of the final rule addressing "Diesel Particulate Matter Exposure of Underground Metal and Nonmetal Miners," published in the Federal Register on January 19, 2001 (66 FR 5706). The delayed provision concerns tagging equipment for maintenance purposes. This document also clarifies the applicability dates of other final rule provisions and makes corrections to the preamble and regulatory text.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2001/07/05/01-16837/diesel-particulate-matter-exposure-of-underground-metal-and-nonmetal-miners)
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