An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Cross-Media Electronic Reporting Rule

Lesson 1: Overview of the Final Rule

This lesson provides an overview of CROMERR, as codified in the CFR. Topics covered in this lesson include:

  • What does the rule do?
  • What does the rule NOT do?
  • Who is affected?
  • When does the rule NOT apply? (Or "What are the exceptions to the rule?")
  • What are the compliance dates?

Next