{"abstract":"This final rule amends FAA regulations for certification and operations of transport category airplanes. These changes are necessary to help ensure continued safety of commercial airplanes. They improve the design, installation, and maintenance of airplane electrical wiring systems and align those requirements as closely as possible with the requirements for fuel tank system safety. This final rule organizes and clarifies design requirements for wire systems by moving existing regulatory references to wiring into a single section of the regulations specifically for wiring and by adding new certification rules. It requires holders of type certificates for certain transport category airplanes to conduct analyses of their airplanes and make necessary changes to existing Instructions for Continued Airworthiness (ICA) to improve maintenance procedures for wire systems. It requires operators to incorporate ICA for wiring into their maintenance or inspection programs. And finally, this final rule clarifies requirements of certain existing rules for operators to incorporate ICA for fuel tank systems into their maintenance or inspection programs.","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/2007/11/08/E7-21434.html","cfr_references":[{"chapter":null,"citation_url":null,"part":1,"title":14},{"chapter":null,"citation_url":null,"part":21,"title":14},{"chapter":null,"citation_url":null,"part":25,"title":14},{"chapter":null,"citation_url":null,"part":26,"title":14},{"chapter":null,"citation_url":null,"part":91,"title":14},{"chapter":null,"citation_url":null,"part":121,"title":14},{"chapter":null,"citation_url":null,"part":125,"title":14},{"chapter":null,"citation_url":null,"part":129,"title":14}],"citation":"72 FR 63364","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"These amendments become effective December 10, 2007.","disposition_notes":null,"docket_ids":["Docket No.: FAA-2004-18379","Amendment Nos. 1-60, 21-90, 25-123, 26-0, 91-297, 121-336, 125-53, 129-43"],"dockets":[],"document_number":"E7-21434","effective_on":"2007-12-10","end_page":63414,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2007/11/08/E7-21434.xml","html_url":"https://www.federalregister.gov/documents/2007/11/08/E7-21434/enhanced-airworthiness-program-for-airplane-systemsfuel-tank-safety-eapasfts","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/E7-21434?publication_date=2007-11-08","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2007-11-08/E7-21434/mods.xml","not_received_for_publication":null,"page_length":51,"page_views":{"count":4850,"last_updated":"2026-07-27 06:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2007-11-08/pdf/E7-21434.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2007-11-08","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2007/11/08/E7-21434.txt","regulation_id_number_info":{"2120-AI31":{"issue":"200710","html_url":"https://www.federalregister.gov/regulations/2120-AI31/enhanced-airworthiness-program-for-airplane-systems-eapas-and-sfar-88","title":"Enhanced Airworthiness Program for Airplane Systems (EAPAS) and SFAR 88","xml_url":"http://www.reginfo.gov/public/do/eAgendaViewRule?pubId=200710&RIN=2120-AI31&operation=OPERATION_EXPORT_XML","priority_category":"Other Significant"}},"regulation_id_numbers":["2120-AI31"],"regulations_dot_gov_info":{"supporting_documents":[{"title":"U.S. DOT/FAA - Final Regulatory Evaluation","document_id":"FAA-2004-18379-0076"},{"title":"U.S. DOT/FAA - Final Regulatory Evaluation","document_id":"FAA-2004-18379-0074"},{"title":"U.S. DOT/FAA - EAPAS Initial Regulatory Evaluation","document_id":"FAA-2004-18379-0009"},{"title":"U.S. DOT/FAA - EAPAS NPRM SUPPLEMENTAL MATERIAL, OTHER INCIDENTS AND ACCIDENTS INVOLVING ELECTRICAL WIRING","document_id":"FAA-2004-18379-0008"},{"title":"U.S. DOT/FAA - EAPAS NPRM Supplemental Material - CP89SW0130","document_id":"FAA-2004-18379-0001"}],"comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=FAA-2004-18379","supporting_documents_count":5,"docket_id":"FAA-2004-18379","regulation_id_number":null,"title":"Enhanced Airworthiness Program for Airplane Systems/Fuel Tank Safety (EAPAS/FTS) ","checked_regulationsdotgov_at":"2011-11-13T08:16:08Z"},"regulations_dot_gov_url":null,"significant":true,"signing_date":null,"start_page":63364,"subtype":null,"title":"Enhanced Airworthiness Program for Airplane Systems/Fuel Tank Safety (EAPAS/FTS)","toc_doc":"Enhanced airworthiness program for airplane systems and fuel tank safety","toc_subject":"Air carrier certification and operations:","topics":["Air carriers","Air transportation","Aircraft","Aviation safety","Exports","Imports","Reporting and recordkeeping requirements"],"type":"Rule","volume":72}