{"abstract":"This action proposes to interpret our regulations to not apply to flight segments that are flown by a flightcrew consisting of only two pilots and no other flight crewmembers.","action":"Notice of Proposed Interpretation","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/2015/04/10/2015-07991.html","cfr_references":[{"chapter":null,"citation_url":null,"part":121,"title":14}],"citation":"80 FR 19251","comment_url":null,"comments_close_on":"2015-05-11","correction_of":null,"corrections":[],"dates":"Comments must be received on or before May 11, 2015.","disposition_notes":null,"docket_ids":["Docket No. FAA-2015-0881"],"dockets":[{"supporting_documents":[],"agency_name":null,"documents":[{"comment_count":1,"comment_start_date":"2015-04-10","updated_at":"2023-02-28T20:12:55.606-05:00","comment_url":"https://www.regulations.gov/commenton/FAA-2015-0881-0001","allow_late_comments":null,"id":"FAA-2015-0881-0001","comment_end_date":"2015-05-12","regulations_dot_gov_open_for_comment":false}],"supporting_documents_count":0,"id":"FAA-2015-0881","title":"Interpretation of the Flight TimeLimitations of 14 CFR Part 121.521"}],"document_number":"2015-07991","effective_on":null,"end_page":19252,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2015/04/10/2015-07991.xml","html_url":"https://www.federalregister.gov/documents/2015/04/10/2015-07991/interpretation-of-the-flight-time-limitations","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2015-07991?publication_date=2015-04-10","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2015-04-10/2015-07991/mods.xml","not_received_for_publication":null,"page_length":2,"page_views":{"count":374,"last_updated":"2026-04-04 12:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2015-04-10/pdf/2015-07991.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2015-07991.pdf?1428583525","publication_date":"2015-04-10","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2015/04/10/2015-07991.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"supporting_documents":[],"comments_count":1,"agency_id":"FAA","comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=FAA-2015-0881","supporting_documents_count":0,"docket_id":"FAA-2015-0881","document_id":"FAA-2015-0881-0001","regulation_id_number":null,"title":"Interpretation of the Flight TimeLimitations of 14 CFR Part 121.521","checked_regulationsdotgov_at":"2023-03-01T01:12:54Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":19251,"subtype":null,"title":"Interpretation of the Flight Time Limitations","toc_doc":"Interpretation of Flight Time Limitations","toc_subject":null,"topics":[],"type":"Proposed Rule","volume":80}