{"abstract":"This action modifies Class E airspace at Alturas Municipal Airport, Alturas, CA. Controlled airspace is necessary to accommodate aircraft using Area Navigation (RNAV) Global Positioning System (GPS) standard instrument approach procedures at Alturas Municipal Airport. This improves the safety and management of Instrument Flight Rules (IFR) operations at the airport.","action":"Final rule.","agencies":[{"raw_name":"DEPARTMENT OF TRANSPORTATION","name":"Transportation Department","id":492,"url":"https://www.federalregister.gov/agencies/transportation-department","json_url":"https://www.federalregister.gov/api/v1/agencies/492","parent_id":null,"slug":"transportation-department"},{"raw_name":"Federal Aviation Administration","name":"Federal Aviation Administration","id":159,"url":"https://www.federalregister.gov/agencies/federal-aviation-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/159","parent_id":492,"slug":"federal-aviation-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2011/07/28/2011-18949.html","cfr_references":[{"chapter":null,"citation_url":null,"part":71,"title":14}],"citation":"76 FR 45180","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"Effective date, 0901 UTC, October 20, 2011. The Director of the Federal Register approves this incorporation by reference action under 1 CFR Part 51, subject to the annual revision of FAA Order 7400.9 and publication of conforming amendments.","disposition_notes":null,"docket_ids":["Docket No. FAA-2011-0403","Airspace Docket No. 11-AWP-3"],"dockets":[],"document_number":"2011-18949","effective_on":"2011-10-20","end_page":45181,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2011/07/28/2011-18949.xml","html_url":"https://www.federalregister.gov/documents/2011/07/28/2011-18949/modification-of-class-e-airspace-alturas-ca","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2011-18949?publication_date=2011-07-28","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2011-07-28/2011-18949/mods.xml","not_received_for_publication":null,"page_length":2,"page_views":{"count":19,"last_updated":"2026-08-24 14:15:12 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2011-07-28/pdf/2011-18949.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2011-07-28","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2011/07/28/2011-18949.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2011-08-17T08:05:52Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":45180,"subtype":null,"title":"Modification of Class E Airspace; Alturas, CA","toc_doc":"Alturas, CA","toc_subject":"Modifications of Class E Airspace:","topics":["Airspace","Incorporation by reference","Navigation (air)"],"type":"Rule","volume":76}