{"abstract":"The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the State of Connecticut. This revision clarifies applicability for stationary sources in nonattainment areas through Connecticut's New Source Review (NSR) permit program. This action is being taken under the Clean Air Act.","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/2026/04/02/2026-06384.html","cfr_references":[{"chapter":null,"citation_url":null,"part":"52","title":40}],"citation":"91 FR 16556","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"This rule is effective on May 4, 2026.","disposition_notes":null,"docket_ids":["EPA-R01-OAR-2026-0653","FRL-13092-02-R1"],"dockets":[{"supporting_documents":[{"title":"SIP Revision Final","document_id":"EPA-R01-OAR-2025-0653-0002"}],"agency_name":"EPA","documents":[{"comment_count":0,"comment_start_date":"2026-04-02","updated_at":"2026-04-06T13:55:51.495-04:00","comment_url":"https://www.regulations.gov/commenton/EPA-R01-OAR-2025-0653-0003","allow_late_comments":false,"id":"EPA-R01-OAR-2025-0653-0003","comment_end_date":null,"regulations_dot_gov_open_for_comment":false}],"supporting_documents_count":1,"id":"EPA-R01-OAR-2025-0653","title":"Air Plan Approval; Connecticut; New Source Review Permit Program State Plan Revision"}],"document_number":"2026-06384","effective_on":"2026-05-04","end_page":16558,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2026/04/02/2026-06384.xml","html_url":"https://www.federalregister.gov/documents/2026/04/02/2026-06384/air-plan-approval-connecticut-new-source-review-permit-program-state-plan-revision","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2026-06384?publication_date=2026-04-02","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2026-04-02/2026-06384/mods.xml","not_received_for_publication":null,"page_length":3,"page_views":{"count":155,"last_updated":"2026-10-23 14:15:06 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2026-04-02/pdf/2026-06384.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2026-06384.pdf?1775047514","publication_date":"2026-04-02","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2026/04/02/2026-06384.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"supporting_documents":[{"title":"SIP Revision Final","document_id":"EPA-R01-OAR-2025-0653-0002"}],"comments_count":0,"agency_id":"EPA","comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=EPA-R01-OAR-2025-0653","supporting_documents_count":1,"docket_id":"EPA-R01-OAR-2025-0653","document_id":"EPA-R01-OAR-2025-0653-0003","regulation_id_number":null,"title":"Air Plan Approval; Connecticut; New Source Review Permit Program State Plan Revision","checked_regulationsdotgov_at":"2026-04-07T17:55:06Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":16556,"subtype":null,"title":"Air Plan Approval; Connecticut; New Source Review Permit Program State Plan Revision","toc_doc":"Connecticut; New Source Review Permit Program State Plan Revision","toc_subject":"Air Quality State Implementation Plans; Approvals and Promulgations","topics":["Air pollution control","Carbon monoxide","Environmental protection","Incorporation by reference","Intergovernmental relations","Lead","Nitrogen dioxide","Ozone","Particulate matter","Reporting and recordkeeping requirements","Sulfur oxides","Volatile organic compounds"],"type":"Rule","volume":91}