{"abstract":"EPA is clarifying its approval of revisions to the North Carolina State Implementation Plan (SIP), published in the Federal Register on March 24, 2006. Specifically, EPA is clarifying that its March 24, 2006, approval of the North Carolina carbon monoxide (CO) second 10-year maintenance plan for the Charlotte, Raleigh-Durham, and Winston-Salem areas included final approval of the movement of the oxygenated fuel program from the North Carolina Raleigh-Durham CO maintenance plan to the contingency plan.","action":"Final rule; clarification.","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/2007/06/19/E7-11776.html","cfr_references":[{"chapter":null,"citation_url":null,"part":52,"title":40}],"citation":"72 FR 33692","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"This action is effective June 19, 2007.","disposition_notes":null,"docket_ids":["EPA-R04-OAR-2005-NC-0002-200538c","FRL-8328-6"],"dockets":[],"document_number":"E7-11776","effective_on":"2007-06-19","end_page":33694,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2007/06/19/E7-11776.xml","html_url":"https://www.federalregister.gov/documents/2007/06/19/E7-11776/approval-and-promulgation-of-implementation-plans-north-carolina-charlotte-raleigh-durham-and","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/E7-11776?publication_date=2007-06-19","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2007-06-19/E7-11776/mods.xml","not_received_for_publication":null,"page_length":3,"page_views":{"count":43,"last_updated":"2026-10-23 16:15:07 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2007-06-19/pdf/E7-11776.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2007-06-19","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2007/06/19/E7-11776.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2011-11-12T22:01:30Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":33692,"subtype":null,"title":"Approval and Promulgation of Implementation Plans; North Carolina: Charlotte, Raleigh-Durham, and Winston-Salem Areas Second 10-Year Maintenance Plan for the Carbon Monoxide National Ambient Air Quality Standard; Clarification","toc_doc":"North Carolina","toc_subject":"Air quality implementation plans; approval and promulgation; various States:","topics":["Air pollution control","Carbon monoxide","Environmental protection","Intergovernmental relations","Ozone","Reporting and recordkeeping requirements"],"type":"Rule","volume":72}