Articles
Do missing NPDES permit schedule items or missing DMRs from previous versions of a permit continue to affect the compliance/RNC status of the current version of a permit?
What are the CMS Data Fields and what do they mean?
Implementation Guidance for the Renovation, Repair and Painting Rule (04.20.2010)
RNC Detection - RNC Resolution Codes (2020-12-30)
ICIS-Air EDT Guidance and Instruction Documents
Enter a Voluntary Disclosure resolved using an Administrative Penalty Order with zero penalty
Multi-Regional/National Cases - Entering Court Docket Numbers into ICIS
Tribal Land Codes: 2025 Updates (REF_TRIBAL_LAND)
How to Use ICIS Reports to Identify Activities that May Not Have the Correct or Complete National Enforcement Initiative (NEI) Indicator(s)
EPA Region 4 ICIS-NPDES Registration Instructions and Forms - Version 24.1 (Updated November 14, 2024)
Issuance of Compliance Assistance Conclusion Data Sheet and Web Activities Reporting FY 2010 (3.26.2010)
Bankruptcy referral definition, and how to receive accomplishment credit
ICIS EDT Error Code Description Updates 2025
ICIS General Reporting Requirements (09.10.2004)
Multi-facility Enforcement Case definition
Compliance Assistance Conclusion Data Sheet (CACDS) definition
ICIS-NPDES Effluent Violations Training Recording (2021)
Determining the lead Region of a multi-regional civil judicial or civil administrative case
ICIS-NPDES Data Submission Payloads and Processing Order
Deprecated Clean Water Act Data Entry Guides