Pending EO 12866 Regulatory Review


RIN: 2040-AG33         Received Date: 03/27/2026 
Title: Revisions to Establish the Sixth Unregulated Contaminant Monitoring Rule (UCMR 6) for Public Water Systems 
Agency/Subagency: EPA / OW   Stage: Proposed Rule 
Legal Deadline: Statutory  Economically Significant: No 
International Impacts: No Affordable Care Act [Pub. L. 111-148 & 111-152]: No
Pandemic Response: No Dodd-Frank Wall Street Reform and Consumer Protection Act, [Pub. L. 111-203]: No