---
kind: "section"
citation: "40 C.F.R. § 52.823"
title: "40"
number: "52.823"
heading: "PM 10 State Implementation Plan Development in Group II Areas."
url: "https://uscodex.org/cfr/40/52.823"
---

# §52.823. PM 10 State Implementation Plan Development in Group II Areas.


The Iowa Department of Natural Resources committed to comply with the PM10 regulations as set forth in [40 CFR part 51](/cfr/40/part51.md). In a letter to Morris Kay, EPA, dated October 28, 1988, Mr. Larry J. Wilson, Director, Iowa Department of Natural Resources, stated:


## Notes

### Amendments

[54 FR 33539, Aug. 15, 1989]

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Amendments

[40 FR 5521, Feb. 6, 1975]

### Amendments

[54 FR 33539, Aug. 15, 1989]