Tech Library
List of Tech Library
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Definition: Aircraft / Pilotless Aircraft / UAS
Definition The definition of “Aircraft” “Pilotless Aircraft” “UAS” in Civil Aeronautics Act in Japan is as follows. UAS Aircraft that can be used for air navigation and structurally incapable of carrying people, but which can be flown by remote control or autopilot (100g or more) Aircraft Aircraft, rotary-wing aircraft, glider, airship, or other equipment specified by Cabinet Order, which can be used for air navigation with a person on board Pilotless Aircraft Aircraft equipped with a device that enables it to…
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General Policy on Type Certification and Specification Approval of Equipment
Circular No. 1-004: General Policy on Type Certification and Specification Approval of Equipment [Summary] The procedures for type certification and specification approval of equipment are presented and examples of equipment subject to type certification and specification approval are given. In addition, for testing to obtain type certification and specification approval of equipment, it is recommended that tests such as RTCA DO-160 and DO-178 be applied in the “Additional Requirements for Type Certificate and Specification Approval”. Examples of parts subject to…
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Outline of Type Certification, etc. of Domestic Aircraft
Circular No. 1-003: Type Certification of Domestic Aircraft, etc. 【Summary】 This document outlines the procedures and workflow from application to issuance of a type certificate, Supplemental Type Certificate for Aircraft Designs or Repair and Alteration Design Approval, as specified in Circular No. 1-001 and applicable to domestic aircraft, regarding the outline of examination and inspection for Part II “Type Certification and Type Design Change”, Part III “Supplemental Type Certificate for Aircraft Designs and Changes in Supplemental Type Certificate for Aircraft…
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Summary of General Policy on Inspection of Aircraft and Equipment, etc.
Circular No. 1-001: General Policy for the Inspection of Aircraft and Equipment 【Summary】 The following information is provided regarding the general policy, application procedures, and documents to be submitted for inspections of aircraft and equipment, including airworthiness certification. Part I: Relating to airworthiness certification: General policy and application procedures for airworthiness certification inspections, preparation of flight rules and other documents, etc. are stipulated. Part II: Relating to Type Certification: General policies, application procedures, documents to be submitted, etc., for type…
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Circular Information Management
No.0-000: Circular system [Summary] JCAB’s Circulars are those Circulars issued by the relevant divisions of JCAB Safety Department , which the Aircraft Safety Division has deemed appropriate to disseminate and clearly indicate to the parties concerned, in order to clarify the procedures to be followed when an application, etc. is to be made under laws and regulations, and to properly maintain and control matters for which a license or approval has been granted. The numbering system is as follows. [No.1-001]…
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Book Introduction Part1
DO-178C Practical Guidebook Author: MHI Aerospace Systems, Inc. Publisher: Sankeisha This is probably the only publication in Japan on the DO-178C standard required for certification of onboard aircraft software. It not only explains the difficult DO-178C in an easy-to-understand manner, but it is also a good read for companies that develop new aircraft software or intend to install existing software. One of the authors, Mr. Kakamu, has started his own company to support software certification, so companies struggling with software…
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FAA document on design standards for passenger aircraft / Transport Standards Branch
FAA Documents on Design standards The FAA has compiled each of the 14CFR Part 25/Part 26 Rules and related guidance documents such as Advisory Circulars (ACs) and Policy Statements in the [Transport Standards Branch]. This section contains not only existing and newly issued materials, but also information on obsolete materials, and provides information on the background of the past. The information is useful not only for developers of large aircraft, but also for developers of equipment that is expected to…
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Guidance Material of European and U.S. Authorities (EASA/FAA)
Guidance Material of European and U.S. Authorities (EASA/FAA) Each authority has established requirements for certification and certification of various types of aircraft. Therefore, each authority publishes Guidance Material for each requirement to clarify what is intended in each requirement and to introduce examples of acceptable certification methods (certification activities). The following is a website that summarizes the Guidance Material published by EASA/FAA. If similar requirements exist in Japan, understanding these Guidance Materials will be very helpful in considering the actual…
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International Civil Aviation Organization (ICAO) and ICAO Annexes
International Civil Aviation Organization (ICAO) The International Civil Aviation Organization (ICAO) is a specialized agency of the United Nations established under the Convention on International Civil Aviation (Chicago Convention) adopted in 1944. The purpose of ICAO is stated in Article 44 of the Chicago Convention as “to develop the principle and technology of international aviation, and to promote the planning and development of international air transport.” ICAO’s international standards and advisory schemes are compiled in Annexes of the Chicago Convention….
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Airworthiness Standards and corresponding standards of European and U.S. authorities.
Airworthiness Standards Article 10, paragraph 4 of Civil Aeronautics Act establishes the following technical standards for aircraft. 1. Standards for strength: structure and performance to ensure the safety of aircraft and equipment: Annex 1 of Regulation for Enforcement of the Civil Aeronautics Act. 2. Standards for aircraft noise: Annex 2 of Regulation for Enforcement of the Civil Aeronautics Act. 3. Standards for aircraft engine emissions (excluding carbon dioxide): Annex 3 of Regulation for Enforcement of the Civil Aeronautics Act. 4. Standards…
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Rulemaking Information at European and U.S. Authorities (EASA/FAA)
EASA/FAA Rulemaking Each EASA/FAA authority compiles information on rulemaking and makes it available to the public on their respective websites. 【EASA Rulemaking】 https://www.easa.europa.eu/document-library/rulemaking-process-overview 【FAA Rulemaking】 https://www.faa.gov/regulations_policies/rulemaking Whenever a new rule is enacted or an existing rule is revised, public comment is held in advance, and the final version of the rule is issued after considering the comments received and reflecting them as necessary. Therefore, it is very important to keep track of public comments from the various authorities in order…
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Japan’s Public Comment System
Public comment The purpose of public comments is to ensure fairness , improve transparency in administrative operations, and help protect the rights and interests of citizens by soliciting and considering opinions from the general public in advance when national administrative organs establish Cabinet orders, Ministerial ordinances, etc. It was made into law by the revision of the Administrative Procedure Law in June 2005, and was introduced to replace the previous procedures for submitting opinions based on the “Procedures for Submitting…