---
kind: "section"
citation: "40 C.F.R. § 63.1176"
title: "40"
number: "63.1176"
heading: "Where can I find definitions of key words used in this subpart?"
url: "https://uscodex.org/cfr/40/63.1176"
---

# §63.1176. Where can I find definitions of key words used in this subpart?


The definitions of key words used in this subpart are in the Clean Air Act (Act), in [§ 63.2](/cfr/40/63.2.md) of the general provisions in [subpart A](/cfr/40/subpartA.md) of this part, and in [§ 63.1196](/cfr/40/63.1196.md) of this subpart.


## Notes

### Source

Source: 64 FR 29503, June 1, 1999, unless otherwise noted.

### Authority

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

### Source

Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.