Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. Enforcement

Guidance: Superfund Settlements with De Minimis Waste Contributors

Memorandum provides interim guidance for determining which potentially responsible parties (PRPs) qualify for treatment as de minimis waste contributors. The memorandum addresses amendments to the Comprehensive Environmental Response, Compensation, and Liability (CERCLA, commonly referred to as Superfund), as amended by section 122(g)(1)(A) of the Superfund Amendments and Reauthorization Act of 1986 (SARA), Pub. L. No. 99-499. Issued 6/19/1987.
 
  • Interim Guidance on Settlements with De Minimis Waste Contributors under Section 122(g) of SARA (pdf) (99.39 KB)

Enforcement

  • Enforcement Basics
  • National Enforcement and Compliance Initiatives
    • Mitigating Climate Change
    • Addressing Exposure to PFAS
    • Protecting Communities from Coal Ash Contamination
    • Reducing Air Toxics in Overburdened Communities
    • Increasing Compliance with Drinking Water Standards
    • Chemical Accident Risk Reduction
  • Air Enforcement
  • Water Enforcement
  • Waste, Chemical and Cleanup Enforcement
  • Criminal Enforcement
  • Enforcement at Federal Facilities
  • Data and Results
  • Policy, Guidance and Publications
Enforcement: Contact Us
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on July 26, 2024
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.