---
kind: "section"
citation: "40 C.F.R. § 439.50"
title: "40"
number: "439.50"
heading: "Applicability."
url: "https://uscodex.org/cfr/40/439.50"
---

# §439.50. Applicability.


This subpart applies to discharges of process wastewater resulting from pharmaceutical research.


## Notes

### Amendments

[63 FR 50436, Sept. 21, 1998]

### Authority

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

### Source

Source: 48 FR 49821, Oct. 27, 1983, unless otherwise noted.

### Amendments

[63 FR 50436, Sept. 21, 1998]