---
kind: "section"
citation: "40 C.F.R. § 432.65"
title: "40"
number: "432.65"
heading: "New source performance standards (NSPS)."
url: "https://uscodex.org/cfr/40/432.65"
---

# §432.65. New source performance standards (NSPS).


Except as provided in [paragraph (c)](#c) of this section, any source that is a new source subject to this subpart must achieve the following performance standards:

- (a) Facilities that generate no more than 50 million pounds per year of finished products must achieve the limitations for BOD5, fecal coliform, O&G, and TSS specified in [§ 432.62(a)](/cfr/40/432.62.md?p=a).
- (b) Facilities that generate more than 50 million pounds per year of finished products must achieve the limitations for BOD5, fecal coliform, O&G, and TSS specified in [§ 432.62(b)](/cfr/40/432.62.md?p=b) and the limitations for ammonia (as N) and total nitrogen specified in [§ 432.63(b)](/cfr/40/432.63.md?p=b).
- (c) Any source that was a new source subject to the standards specified in § 432.65 of [title 40 of the Code of Federal Regulations](/cfr/40.md), revised as of July 1, 2003, must continue to achieve the standards specified in this section until the expiration of the applicable time period specified in [40 CFR 122.29(d)(1)](/cfr/40/122.29.md?p=d-1) after which it must achieve the effluent limitations specified in §§ [432.62](/cfr/40/432.62.md) and [432.63](/cfr/40/432.63.md).

## Notes

### Authority

Authority: 33 U.S.C. 1311, 1314, 1316, 1317, 1318, 1342 and 1361.

### Source

Source: 69 FR 54541, Sept. 8, 2004, unless otherwise noted.