{"abstract":"These special conditions are issued for Airbus Model A350-900 airplanes. This airplane will have a novel or unusual design feature associated with permanently installed rechargeable lithium-ion batteries and battery systems. These batteries have certain failure, operational, and maintenance characteristics that differ significantly from those of the nickel-cadmium and lead-acid rechargeable batteries currently approved for installation on large transport-category airplanes. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.","action":"Final special conditions.","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/2014/08/21/2014-19821.html","cfr_references":[{"chapter":null,"citation_url":null,"part":25,"title":14}],"citation":"79 FR 49423","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"Effective date: September 22, 2014.","disposition_notes":null,"docket_ids":["Docket No. FAA-2013-0801","Special Conditions No. 25-562-SC"],"dockets":[],"document_number":"2014-19821","effective_on":"2014-09-22","end_page":49426,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2014/08/21/2014-19821.xml","html_url":"https://www.federalregister.gov/documents/2014/08/21/2014-19821/special-conditions-airbus-model-a350-900-airplanes-permanently-installed-rechargeable-lithium-ion","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2014-19821?publication_date=2014-08-21","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2014-08-21/2014-19821/mods.xml","not_received_for_publication":null,"page_length":4,"page_views":{"count":804,"last_updated":"2026-06-13 20:15:03 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2014-08-21/pdf/2014-19821.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2014-19821.pdf?1408539811","publication_date":"2014-08-21","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2014/08/21/2014-19821.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"supporting_documents":[],"regulatory_plan":{"html_url":"https://www.federalregister.gov/regulations/2120-AA64/airworthiness-directives","title":"Airworthiness Directives"},"comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=FAA-2013-0801","supporting_documents_count":0,"docket_id":"FAA-2013-0801","regulation_id_number":"2120-AA64","title":"Airbus Model A350-900 Airplane, Rechargeable Lithium-ion Batteries and Battery Systems","checked_regulationsdotgov_at":"2014-09-10T06:00:12Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":49423,"subtype":null,"title":"Special Conditions: Airbus Model A350-900 Airplanes; Permanently Installed Rechargeable Lithium-Ion Batteries and Battery Systems","toc_doc":"Airbus Model A350900 Airplanes; Permanently Installed Rechargeable LithiumIon Batteries and Battery Systems","toc_subject":"Special Conditions:","topics":["Aircraft","Aviation safety","Reporting and recordkeeping requirements"],"type":"Rule","volume":79}