Effective September 11, 2020, the “Clean Water Act (CWA) Section 401 Certification Rule” (85 Fed. Reg. 42,210 (July 13, 2020) was implemented nationwide. The Rule (codified at 40 C.F.R. Part 121) establishes procedures that promote consistent implementation of CWA Section 401 and regulatory certainty in the federal permitting process.The Corps Districts in Illinois have developed procedures for the public to submit Department of the Army (DA) Permit Applications and associated WQC requests electronically. This notice details those procedures.