StacksVerified U.S. regulatory reference

40 CFR §503.30

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)This subpart contains the requirements for a sewage sludge to be classified either Class A or Class B with respect to pathogens.
  2. (b)This subpart contains the site restrictions for land on which a Class B sewage sludge is applied.
  3. (c)This subpart contains the pathogen requirements for domestic septage applied to agricultural land, forest, or a reclamation site.
  4. (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.