---
kind: "section"
citation: "40 C.F.R. § 310.4"
title: "40"
number: "310.4"
heading: "What abbreviations should I know?"
url: "https://uscodex.org/cfr/40/310.4"
---

# §310.4. What abbreviations should I know?


The following abbreviations appear in this part:


## Notes

### Authority

Authority: 42 U.S.C. 9611(c)(11), 9623.

### Source

Source: 63 FR 8286, Feb. 18, 1998, unless otherwise noted.