---
kind: "section"
citation: "40 C.F.R. § 52.990"
title: "40"
number: "52.990"
heading: "Stack height regulations."
url: "https://uscodex.org/cfr/40/52.990"
---

# §52.990. Stack height regulations.


The State of Louisiana has committed to submit to EPA a SIP revision whenever a new or revised emission limitation for a specific source exceeds the height allowed by [Section 921(A)](/cfr/40/921.md?p=A) “Good Engineering Practice (GEP) Stack Height 1 or 2” of the State regulations. A letter from the Secretary of Louisiana Department of Environmental Quality, dated September 23, 1986, stated that:


## Notes

### Amendments

[53 FR 36010, Sept. 16, 1988]

### Authority

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

### Amendments

[40 FR 5521, Feb. 6, 1975]

### Amendments

[53 FR 36010, Sept. 16, 1988]