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It defines preparation, validation, verification, review, and approval roles, including dated sign-offs and document control references. The scope covers type and restricted type certification as primary authority, detailing phased execution from working-method agreement through compliance demonstration and final report issuance, plus post-type certification actions.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/certification-process-for-tc-rtc-stc-changes-repairs-etso-authorizations-wicert00172-003/505843/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/certification-process-for-tc-rtc-stc-changes-repairs-etso-authorizations-wicert00172-003/505843.png","ImageObject",300,407,{"name":92,"@type":93},"วิน","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-01","2026-10-04",true,{"@type":102,"interactionType":103,"userInteractionCount":52},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What does the work instruction cover for certification activities?","Question",{"text":112,"@type":113},"It covers certification processes for TC, RTC, STC, changes, repairs, and ETSO authorizations, with defined phases and post-certification actions.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How is the type certification process structured?",{"text":117,"@type":113},"Type certification is organized into multiple phases, starting with definition and agreement of working methods, progressing through technical familiarisation, acceptance of the certification programme, compliance demonstration/verification, and ending with the final report and issuance of the type certificate.",{"name":119,"@type":110,"acceptedAnswer":120},"What are the document control and approval elements included in the sheet?",{"text":121,"@type":113},"The document control sheet lists prepared by, verified by, reviewed by, and approved by roles, each marked as validated with an approval date, plus references to related procedures and internal documents.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},505843,1791478472,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":52,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145,"preview_page_count":4},2336475104736,"https://ap-avatar.wpscdn.com/avatar/22000c4c5e0e5b17e70?x-image-process=image/resize,m_fixed,w_180,h_180&k=1786591360781797222","Certification Process for TC, RTC, STC, Changes, Repairs, ETSO Authorizations  \nWI.CERT.00172-003  \n\n|  | Name | Validation | Date |\n| --- | --- | --- | --- |\n| Prepared by: | Ralf BADER | Validated | 21/08/2025 |\n| Verified by: | Ralf BADER | Validated | 21/08/2025 |\n| Reviewed by: | Dominique PERRON | Validated | 21/08/2025 |\n| Approved by: | Rachel DAESCHLER | Validated | 21/08/2025 |\n\nDOCUMENT CONTROL SHEET  \n\n| Reference documents |\n| --- |\n| a) Procedures |\n| PR.CERT.00001-Airworthiness of type design\u003Cbr>PR.CERT.00003-ETSO Authorisation\u003Cbr>PR.CSERV.00001-Certification Support for Validation |\n| b) Internal documents |\n| WI.CERT.00005-Decisions and signatures for certification\u003Cbr>WI.CERT.00012-Electronic application review & task assignment\u003Cbr>WI.CERT.00057-Publication an Consultation of Certification Memoranda, Special Conditions, Equivalent Safety Findings, Deviations\u003Cbr>WI.CERT.00146-CRI and CAI writing and management\u003Cbr>WI.CERT.00154-Purpose, criteria, categories and format of Certification Memoranda WI.CERT.00155-LoI management for ETSOA\u003Cbr>WI. IMS.00134-CT Records management and Filing Plan\u003Cbr>FO.CERT.00095-Technical visa for type certificate / restricted type certificate\u003Cbr>FO.CERT.00096-Technical visa for post TC design approval\u003Cbr>FO.CERT.00134-EASA validation of FAA STC classified as Basic and limited to one serial number FO.CERT.00147-Level of Involvement for ETSOA\u003Cbr>FO.CERT.00148-Multi Technical Visa for ETSOAFO.CERT.00166-ETSO LOI Database\u003Cbr>TE.CERT.00046-ETSO Deviation Consultation Paper TE.CERT.00048-EASA TCDS CS 23-GA\u003Cbr>TE.CERT.00049-EASA TCDS CS 27 29-Rotorcraft.\u003Cbr>TE.CERT.00050-EASA TCDS P-Propellers TE.CERT.00051-EASA TCDS CS 25-LATE.CERT.00052-EASA TCDS CS E-Engines TE.CERT.00053-Explanatory note to TCDSTE.CERT.00076-Final certification report TE.CERT.00080-TCDSN-Noise\u003Cbr>TE.CERT.00090-Type certificate\u003Cbr>TE.CERT.00091-Approval/Certificate Type\u003Cbr>TE.CERT.00097-Supplemental type certificate (propeller)\u003Cbr>TE.CERT.00098-Change approval (propeller)\u003Cbr>TE.CERT.00099-Type Certificate (Propeller) TE.CERT.00135-EASA TCDS CS 22\u003Cbr>TE.CERT.00136-TCDS for VLA\u003Cbr>TE.CERT.00137-TCDS for CS-31 Balloons |\n\nTE.CERT.00145-EASA Approved Model List (AML)  \nTE.CERT.00150-Project Information Document  \nTE.CERT.00173-Final Report of a Certification Project  \nNote: Templates are available in ARIS and “Certification Process Documents” in SEPIAC  \n\n| Abbreviations/Definitions |\n| --- |\n| a) Abbreviations\u003Cbr>AMC/GM: Acceptable Means of Compliance and Guidance Material CM: Certification Memorandum\u003Cbr>CRD: Comment Response Document\u003Cbr>CRI: Certification Review Item\u003Cbr>CP: Consultation Paper\u003Cbr>CS: Certification Specification\u003Cbr>Dev: Deviation\u003Cbr>EASA: European Union Aviation Safety Agency\u003Cbr>ESF: Equivalent Safety Finding\u003Cbr>FAA: Federal Aviation Administration\u003Cbr>HoD: Head of Department\u003Cbr>NAA: National Aviation Authority\u003Cbr>PCM: Project Certification Manager\u003Cbr>PID: Project Information Document\u003Cbr>QE: Qualified Entity\u003Cbr>SC: Special Condition\u003Cbr>WI: Work Instruction |\n\n\n| Log of issues |  |  |\n| --- | --- | --- |\n| Issue | Issue date | Change description |\n| 001 | 19/11/2024 | First issue to transfer the relevant information for the Certification Process which was previously included in the Certification Handbook UG.CERT.00002-009g. |\n| 002 | 19/02/2025 | Chapter 5.3 clarification that the ESoS tool is SEPIAC |\n| 003 | 21/08/2025 | Chapter [2.1.4.2](2.1.4.2) : Clarification on MRB process\u003Cbr>Chapters 6.1.1.1.2 and 6.1.1.1.3 update to reflect the updated TCDSentries for emissions |\n\n\n| | European Union Aviation Safety Agency Work Instruction |  |  |\n| --- | --- | --- | --- |\n|  | Certification Process for TC, RTC, STC, Changes, Repairs, ETSO Authorizations | Doc \\#\u003Cbr>Approval Date | WI.CERT.00172-003\u003Cbr>21/08/2025 |\n\nContents  \n1. Purpose and scope.................................................................................................................................................................................","cbCainK9xFcvscs9","https://ap.wps.com/l/cbCainK9xFcvscs9","pdf",849516,61,"English","# Contents\n## Purpose and scope\n## Type Certification and Restricted Type Certification as primary authority\n## Type Certification\n## Post Type Certification","[{\"question\":\"What does the work instruction cover for certification activities?\",\"answer\":\"It covers certification processes for TC, RTC, STC, changes, repairs, and ETSO authorizations, with defined phases and post-certification actions.\"},{\"question\":\"How is the type certification process structured?\",\"answer\":\"Type certification is organized into multiple phases, starting with definition and agreement of working methods, progressing through technical familiarisation, acceptance of the certification programme, compliance demonstration/verification, and ending with the final report and issuance of the type certificate.\"},{\"question\":\"What are the document control and approval elements included in the sheet?\",\"answer\":\"The document control sheet lists prepared by, verified by, reviewed by, and approved by roles, each marked as validated with an approval date, plus references to related procedures and internal documents.\"}]","Certification Process for TC, RTC, STC, Changes, Repairs, ETSO Authorizations - WI.CERT.00172-003 | PDF",1791154955,154]