{"abstract":"These amendments revise the airworthiness standards for transport category airplanes and the operating requirements for domestic, flag, and supplemental operations, by allowing certain alternative procedures in conducting full-scale emergency evacuation demonstrations for transport category airplanes. The changes will make full-scale emergency evacuation demonstrations safer for participants and will codify existing practices.","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/2004/11/17/04-25493.html","cfr_references":[{"chapter":null,"citation_url":null,"part":25,"title":14},{"chapter":null,"citation_url":null,"part":121,"title":14}],"citation":"69 FR 67492","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"December 17, 2004.","disposition_notes":null,"docket_ids":["Docket No. FAA-2004-19629, Amendment Nos. 25-117 and 121-307"],"dockets":[],"document_number":"04-25493","effective_on":null,"end_page":67499,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2004/11/17/04-25493.xml","html_url":"https://www.federalregister.gov/documents/2004/11/17/04-25493/revision-of-emergency-evacuation-demonstration-procedures-to-improve-participant-safety","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/04-25493?publication_date=2004-11-17","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2004-11-17/04-25493/mods.xml","not_received_for_publication":null,"page_length":8,"page_views":{"count":726,"last_updated":"2026-10-24 20:15:05 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2004-11-17/pdf/04-25493.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2004-11-17","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2004/11/17/04-25493.txt","regulation_id_number_info":{"2120-AF21":{"issue":"200404","html_url":"https://www.federalregister.gov/regulations/2120-AF21/revision-of-emergency-evacuation-demonstration-procedures-to-improve-participant-safety","title":"Revision of Emergency Evacuation Demonstration Procedures To Improve Participant Safety","xml_url":"http://www.reginfo.gov/public/do/eAgendaViewRule?pubId=200404&RIN=2120-AF21&operation=OPERATION_EXPORT_XML","priority_category":"Other Significant"}},"regulation_id_numbers":["2120-AF21"],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2011-11-12T14:07:30Z"},"regulations_dot_gov_url":null,"significant":true,"signing_date":null,"start_page":67492,"subtype":null,"title":"Revision of Emergency Evacuation Demonstration Procedures To Improve Participant Safety","toc_doc":"Emergency evacuation demonstration procedures; revision","toc_subject":"Airworthiness standards:","topics":["Air carriers","Air traffic control","Air transportation","Aircraft","Airmen","Airports","Airspace","Aviation safety","Common carriers","Flammable materials","Safety"],"type":"Rule","volume":69}