---
kind: "section"
citation: "40 C.F.R. § 503.30"
title: "40"
number: "503.30"
heading: "Scope."
url: "https://uscodex.org/cfr/40/503.30"
---

# §503.30. Scope.

- (a) This subpart contains the requirements for a sewage sludge to be classified either Class A or Class B with respect to pathogens.
- (b) **This subpart contains the site restrictions for land on which a Class B sewage sludge is applied.**
- (c) This subpart contains the pathogen requirements for domestic septage applied to agricultural land, forest, or a reclamation site.
- (d) This subpart contains alternative vector attraction reduction requirements for sewage sludge that is applied to the land or placed on a surface disposal site.

## Notes

### Authority

Authority: Sections 405 (d) and (e) of the Clean Water Act, as amended by Pub. L. 95-217, sec. 54(d), 91 Stat. 1591 (33 U.S.C. 1345 (d) and (e)); and Pub. L. 100-4, title IV, sec. 406 (a), (b), 101 Stat., 71, 72 (33 U.S.C. 1251 et seq. ).

### Source

Source: 58 FR 9387, Feb. 19, 1993, unless otherwise noted.