Clean Air Act Stationary Source Compliance Monitoring Strategy 10-2016

NAICS Codes (2025-06-12)

ICIS NPDES RNC Final Order Process Logic Updated: State-issued Administrative Penalty Order with or without Injunctive Relief (February 2023)

How to handle Permit Status being set to Administratively Continued or Expired

Electronic Data Transfer (EDT) Support for State and Local Agencies

Investigating Significant Noncompliance (SNC) Data Handbook

SIC Codes (2018-01-25)

Statistical Base Code (2025-02-06)

ICIS NPDES EPA and State Inspection Reports

Inspection Conclusion Data Sheet (ICDS) definition

How to Download EDT Batch Audit Reports from the CDX Exchange Network Services Center Website

Supplemental referral definition, and how to enter it into ICIS

Additional Guidance: Entering Schedule Events in ICIS-NPDES

Temporarily Closed vs. Permanently Closed Operating Status for Clean Air Act (CAA) Facilities

Reasons for Modernizing ICIS

ICIS Modernization Board Charter

Ability to Report Direct and Preventative Environmental Benefits for CAA Mobile Source Formal Enforcement Actions (04.02.2008)

Judicial conclusion definition, and how to receive accomplishment credit

The Scope of the ConOps Phase of ICIS Modernization

ICIS Modernization Board (IMB) Meetings for 2021