{"abstract":"EPA is approving a State Implementation Plan (SIP) revisions submitted by the Commonwealth of Virginia (Virginia or the Commonwealth). The revisions consist of reasonably available control technology (RACT) determinations for the control of nitrogen oxides (NO<INF>X</INF>) from two individual sources located in Fairfax County, Virginia; namely, the Central Intelligence Agency (CIA), and the National Reconnaissance Office (NRO). EPA is approving these revisions to establish and impose RACT requirements in accordance with the Clean Air Act (CAA).","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/2004/12/13/04-27260.html","cfr_references":[{"chapter":null,"citation_url":null,"part":52,"title":40}],"citation":"69 FR 72115","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"Effective Date: This final rule is effective on January 12, 2005.","disposition_notes":null,"docket_ids":["VA155-5081","FRL-7847-4"],"dockets":[],"document_number":"04-27260","effective_on":"2005-01-12","end_page":72117,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2004/12/13/04-27260.xml","html_url":"https://www.federalregister.gov/documents/2004/12/13/04-27260/approval-and-promulgation-of-air-quality-implementation-plans-virginia-nox-ract-determinations-for","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/04-27260?publication_date=2004-12-13","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2004-12-13/04-27260/mods.xml","not_received_for_publication":null,"page_length":3,"page_views":{"count":21,"last_updated":"2026-04-04 12:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2004-12-13/pdf/04-27260.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2004-12-13","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2004/12/13/04-27260.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2011-11-12T14:14:14Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":72115,"subtype":null,"title":"Approval and Promulgation of Air Quality Implementation Plans; Virginia NOX RACT Determinations for Two Individual Sources","toc_doc":"Virginia","toc_subject":"Air quality implementation plans; approval and promulgation; various States:","topics":["Air pollution control","Environmental protection","Incorporation by reference","Nitrogen dioxide","Ozone","Reporting and recordkeeping requirements"],"type":"Rule","volume":69}