---
kind: "section"
citation: "40 C.F.R. § 52.1371"
title: "40"
number: "52.1371"
heading: "Classification of regions."
url: "https://uscodex.org/cfr/40/52.1371"
---

# §52.1371. Classification of regions.


The Montana Emergency Episode Avoidance Plan was revised with an August 2, 2004 submittal by the Governor. The August 2, 2004 Emergency Episode Avoidance Plan classified the Air Quality Control Regions (AQCR) as follows:


## Notes

### Amendments

[64 FR 68038, Dec. 6, 1999, as amended at 66 FR 31550, June 12, 2001; 71 FR 21, Jan. 3, 2006]

### Authority

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

### Amendments

[40 FR 5521, Feb. 6, 1975]

### Amendments

[64 FR 68038, Dec. 6, 1999, as amended at 66 FR 31550, June 12, 2001; 71 FR 21, Jan. 3, 2006]