{"abstract":"The U.S. Environmental Protection Agency (the EPA or Agency) is finalizing a Clean Water Act (CWA) rule to extend deadlines promulgated in the 2024 \"Supplemental Effluent Limitations Guidelines and Standards for the Steam Electric Power Generating Point Source Category\" (2024 rule), update the 2024 rule's transfer provisions to allow facilities to switch between compliance alternatives, and create authority for alternative applicability dates and paperwork submission dates, based on site-specific factors.","action":"Final rule.","agencies":[{"raw_name":"ENVIRONMENTAL PROTECTION AGENCY","name":"Environmental Protection Agency","id":145,"url":"https://www.federalregister.gov/agencies/environmental-protection-agency","json_url":"https://www.federalregister.gov/api/v1/agencies/145","parent_id":null,"slug":"environmental-protection-agency"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2025/12/31/2025-24102.html","cfr_references":[{"chapter":null,"citation_url":null,"part":423,"title":40}],"citation":"90 FR 61328","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"The final rule is effective on March 2, 2026. In accordance with 40 CFR 23.2, this regulation shall be considered issued for purposes of judicial review at 1 p.m. Eastern time on January 14, 2026. Under section 509(b)(1) of the CWA, judicial review of this regulation can be had only by filing a petition for review in the U.S. Court of Appeals within 120 days after the regulation is considered issued for purposes of judicial review. Under section 509(b)(2), the requirements in this regulation may not be challenged later in civil or criminal proceedings brought by the EPA to enforce these requirements.","disposition_notes":null,"docket_ids":["EPA-HQ-OW-2009-0819","FRL-8794.3-04-OW"],"dockets":[{"supporting_documents":[{"title":"Heartland Cost Request - DCN SE07829","document_id":"EPA-HQ-OW-2009-0819-7820"},{"title":"AdvX Zero Liquid Discharge System - DCN SE07863","document_id":"EPA-HQ-OW-2009-0819-7764"},{"title":"Monitoring Performance of Filter Media in a Baghouse - DCN SE07852","document_id":"EPA-HQ-OW-2009-0819-7753"},{"title":"R.B Jergens Ash Ponds Closing: Lessons Learned from Boots on the Ground - DCN SE07399","document_id":"EPA-HQ-OW-2009-0819-7750"},{"title":"Transpose and identify minimum and maximum (November 2018) - \n[DCN SE07183]","document_id":"EPA-HQ-OW-2009-0819-7723"},{"title":"Bottom Ash Sampling - Big Bend Response - [DCN SE06892]","document_id":"EPA-HQ-OW-2009-0819-7693"},{"title":"Babcock & Wilcox Bottom Ash Telecon - DCN SE06715","document_id":"EPA-HQ-OW-2009-0819-7681"},{"title":"Reducing Freshwater Consumption at Coal-Fired Power Plants: Approaches Used Outside the Unites States - DCN SE06703","document_id":"EPA-HQ-OW-2009-0819-7673"},{"title":"Magaldi's Dry Bottom Ash Handling Technology to Improve Boiler Efficiency and Reduce CO2 Emissions at a Lignite-Fired Power Station in Romania - DCN SE06701","document_id":"EPA-HQ-OW-2009-0819-7671"},{"title":"CBI Final Evoqua Meeting Notes - DCN SE07811","document_id":"EPA-HQ-OW-2009-0819-7641"}],"agency_name":"EPA","documents":[{"comment_count":null,"comment_start_date":null,"updated_at":"2025-12-31T08:58:17.788-05:00","comment_url":"https://www.regulations.gov/commenton/EPA-HQ-OW-2009-0819-13624","allow_late_comments":false,"id":"EPA-HQ-OW-2009-0819-13624","comment_end_date":null,"regulations_dot_gov_open_for_comment":false}],"supporting_documents_count":6379,"id":"EPA-HQ-OW-2009-0819","title":"Rulemaking for the Steam Electric Power Generating Effluent Limitations Guidelines"}],"document_number":"2025-24102","effective_on":"2026-03-02","end_page":61355,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2025/12/31/2025-24102.xml","html_url":"https://www.federalregister.gov/documents/2025/12/31/2025-24102/effluent-limitations-guidelines-and-standards-for-the-steam-electric-power-generating-point-source","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2025-24102?publication_date=2025-12-31","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2025-12-31/2025-24102/mods.xml","not_received_for_publication":null,"page_length":28,"page_views":{"count":1747,"last_updated":"2026-04-03 18:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2025-12-31/pdf/2025-24102.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2025-24102.pdf?1767102318","publication_date":"2025-12-31","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2025/12/31/2025-24102.txt","regulation_id_number_info":{"2040-AG54":null},"regulation_id_numbers":["2040-AG54"],"regulations_dot_gov_info":{"supporting_documents":[{"title":"Heartland Cost Request - 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