---
kind: "section"
citation: "40 C.F.R. § 121.2"
title: "40"
number: "121.2"
heading: "When certification is required."
url: "https://uscodex.org/cfr/40/121.2"
---

# §121.2. When certification is required.


Certification or waiver is required for any Federal license or permit that authorizes any activity which may result in any discharge from a point source into waters of the United States.


## Notes

### Authority

Authority: 33 U.S.C. 1251 et seq.

### Source

Source: 88 FR 66661, Sept. 27, 2023, unless otherwise noted.