This Advisory Circular (AC) provides guidance for the installation and airworthiness approval of Automatic Dependent Surveillance – Broadcast (ADS-B) Out systems in aircraft.

This advisory circular (AC) describes acceptable methods to test aircraft cabin interior materials when new finishes are used on existing aircraft cabin interior panels, typically performed on supplemental type certificates (STC) or major alterations. This AC applies to materials for self-extinguishing flammability only. This AC does not apply to materials that must meet heat release or smoke emissions,standards established by Title 14 of the Code of Federal Regulations (14 CFR) part 25, Amendment 25-61, and 14 CFR part 121, Amendment 121-289. We, the Federal Aviation Administration (FAA), have written this AC for applicants, offering several methods for demonstrating compliance that may be more cost-effective and less time-consuming than current methods.

This advisory circular (AC) provides guidance material for the airworthiness approval of installed positioning and navigation equipment. This revision corrects minor errors, clarifies guidance, adds a frequently asked question section, and updates technical standard order (TSO) information. Major changes in this AC reflect TSO-C129a cancellation; updated guidance related to TSO-C115c; clarifying information in paragraphs 14-6.8 and 14-8.13 for the ground proximity warning system/terrain awareness and warning system (GPWS/TAWS) glideslope alerting function, and adding additional testing procedures in Appendix 4 for global navigation satellite systems (GNSS) that support automatic dependent surveillance - broadcast (ADS-B).

This advisory circular (AC) provides guidance for the installation and airworthiness approval of flight deck system control devices, from primarily a human factors perspective.  It does not address primary flight controls, secondary flight controls, or controls that are not located in the flight deck.   This AC addresses traditional dedicated controls such as physical switches and knobs, as well as multifunction controls such as touch screens and cursor control devices. 

This advisory circular (AC) recognizes the Society of Automotive Engineers (SAE) Aerospace Recommended Practice (ARP) 4754A, Guidelines for Development of Civil Aircraft and Systems, dated December 21, 2010, as an acceptable method for establishing a development assurance process. SAE ARP 4754A discusses the development of aircraft and systems taking into account the overall aircraft operating environment and functions. This includes validation of requirements and verification of the design implementation for certification and process assurance.

This advisory circular (AC) provides guidance material on the installation of electronic flight bag (EFB) components including aircraft connectivity provisions.  In it, the Federal Aviation Administration (FAA) describes certification considerations for individual EFB components and for installing EFB aircraft connectivity provisions by addressing the principal elements, or “components,” which comprise a typical EFB device or system. 

This AC describes an acceptable means, but not the only means, to comply with Title 14 of the Code of Federal Regulations (14 CFR) part 23, 25, 27, or 29.  This AC is not mandatory and does not constitute a regulation.  However, if you use the means described in this AC, you must follow it entirely.  The term “must” is used to indicate mandatory requirements when following the guidance in this AC.  The terms “should” and “recommend” are used when following the guidance is recommended but not required to comply with this AC. 

This advisory circular (AC) provides guidance on airworthiness approval for designers, manufacturers, and installers of satellite voice equipment supportingair traffic service (ATS).  In this AC, the Federal Aviation Administration (FAA) recommends one way to gain airworthiness approval for satellite voice equipment.  This AC is not mandatory and does not constitute a regulation.  This AC describes an acceptable means, but not the only means, to gain airworthiness approval for your satellite voice equipment.  However, if you use the means described in this AC, you must follow it in its entirety.

This advisory circular (AC) provides guidance applicable to adding fuels and oils as engine, aircraft, or auxiliary power unit (APU) operating limitations.  It also provides acceptable methods, but not the only methods, that may be used to approve aircraft, engines, or APUs to operate with specified propulsion fuels and lubricating oils.

This advisory circular (AC) provides guidance and describes one method, but not the only method, for demonstrating compliance with §§ 23.907 and 25.907 of Title 14 of the Code of Federal Regulations (14 CFR) for the evaluation of vibratory stresses on propellers installed on airplanes. This evaluation uses fatigue and structural data obtained in accordance with 14 CFR part 35.

On January 11,1993, we, the Federal Aviation Administration (FAA), published Advisory Circular (AC) 20-115B recognizing RTCA/DO-178B, Software Considerations in Airborne Systems and Equipment Certification, dated December 1, 1992, as a means, but not the only means, to seek FAA approval of airborne software. RTCA/DO-178B is recognized by industry and certification authorities as an accepted approach for assuring that software in airborne systems and equipment has been developed to meet the safety objectives of the regulations.

 

This AC identifies what you, as an applicant, will have to address and document when you propose an alternative approach to that defined in RTCA/DO-178B. This AC is intended to provide you, the applicant, with guidance on how to establish that your proposed alternative provides the same level of assurance as that provided in RTCA/DO-178B for airborne software.  Your proposed alternative should be evaluated in conjunction with the certification process and applied to airborne systems and equipment (containing software) for which you are seeking FAA approval in order to obtain a Type Certificate, Supplemental Type Certificate, Amended Type Certificate, or Amended Supplemental Type Certificate.

This advisory circular (AC) gives you guidance for the fire-fighting effectiveness, selection and safe-use of hand fire extinguishers in airplanes and rotorcraft. In it we will also show you how to gain Federal Aviation Administration (FAA) approval of hand fire extinguishers for aircraft.

 This advisory circular (AC) provides information and guidance for use in determining the quality, eligibility and traceability of aeronautical parts and materials intended for installation on U.S. type-certificated (TC) products and articles, and to enable compliance with the applicable regulations.

This advisory circular (AC) shows you how to obtain Federal Aviation Administration (FAA) airworthiness approval for the development, verification, and integration of an integrated modular avionics (IMA) system for installation into an aircraft or engine.  We cite RTCA, Inc. document RTCA/DO-297, Integrated Modular Avionics (IMA) Development Guidance and Certification Considerations, dated November 8, 2005 and supplement it with this text.  This AC also provides guidance on how to show compliance with Technical Standard Order (TSO)-C153, Integrated Modular Avionics Hardware Elements.

This AC is not mandatory and does not constitute a regulation.  In it, we describe an acceptable means, though it is not the only means, to obtain FAA approval of IMA systems.    

This AC uses the terminology “should” when discussing compliance to the AC itself, as the AC represents one, but not the only, method of complying with the regulations.   This AC uses the term “must” when discussing compliance to the regulations, as compliance to a regulation is not optional.  In these cases, the AC text supplies, in square brackets, a reference to the specific rule(s) being discussed.

This advisory circular (AC) provides guidance for the certification of commercial derivative aircraft (CDA).  CDA are aircraft that have been modified with specialized equipment to perform military and other non-civil missions.  CDA are operated-by, or under the operational control of, governmental entities.  With certain limited exceptions, they are operated as public aircraft.  This advisory circular (AC) sets forth acceptable means, but not the only means, to show compliance to the provisions of Title 14 of the Code of Federal Regulations (14 CFR) parts 23, 25, 27, and 29 regarding type certification requirements for commercial derivative aircraft (CDA).  This AC is presented as companion material to the procedures outlined in Order 8110.101, Type Certification Procedures for Military Commercial Derivative Aircraft.”  The guidance provided in this AC is for use on certification projects for Military CDA.  Certain provisions of this AC may also be applicable to certification projects for non-military CDA e.g., aircraft operated by state or local governments under public-use or aircraft owned by a foreign government.

This advisory circular (AC) provides guidance on compliance with the applicable Regulations for the airworthiness and operational approval for digital flight data recorder systems (DFDRS).

This advisory circular (AC) provides information on certification (design and installation) and continued airworthiness of digital flight data recorder systems (DFDRS). DFDRS provide information for an investigative authority—the National Transportation Safety Board (NTSB) in the United States—to conduct more thorough investigations of accidents and incidents. The data recorded is also used by operators to enable the prediction of trends that may be useful in determining modifications needed to avoid accidents and incidents.

This AC provides information to applicants for a supplemental type certificate (STC), and to individuals who are responsible for establishing and maintaining compliance under the operating rules for digital flight data recorders (DFDR). Aircraft manufacturers who intend to install DFDRs in newly manufactured aircraft could also use this information.

This AC is not mandatory and is not a regulation. This AC describes an acceptable means, but not the only means, to comply with Title 14 of the Code of Federal Regulations (14 CFR).

 

This AC provides the primary certification guidance on how to meet the airworthiness requirements for installation of non-essential, non-required aircraft cabin systems & equipment (CS&E). We incorporate in this AC the guidance in RTCA, Inc. document RTCA/DO-313, Certification Guidance for Installation of Non-Essential, Non-Required Aircraft Cabin Systems & Equipment, dated October 2, 2008. We also clarify certain guidance in RTCA/DO-313. (See paragraph 6.)  

 

This AC is not mandatory and does not constitute a regulation. In it we describe a means, though it is not the only means, for manufacturers and installers to show their equipment design and installation performs its intended function. If you use the means described in this AC, however, you should follow it in all respects.

 

 

 

 

       b.  This AC is not mandatory and is not a regulation. This AC describes an acceptable means, but not the only means, to comply with Title 14 of the Code of Federal Regulations (14 CFR). However, if you choose to use the means described in this AC follow it in its entirety. 

a.

 

The guidance in this advisory circular (AC) provides one acceptable means of

b.

supplemental type certificates (STC) involving aircraft data link systems intended to support air

traffic services. This AC will standardize these approvals among the aircraft certification offices

(ACOs) in their assessment of aircraft data link systems for design approval.

Use the guidance in this AC to gain approval for type certificates (TC) and

c.

Organization (ICAO) Annexes and guidance material, RTCA Inc. documents (RTCA DO) and

European Organization for Civil Aviation Equipment documents (EUROCAE ED). It is based

on published safety and performance (SPR) standards and interoperability (INTEROP) standards

for data link systems in different types of operating environments.

This AC was developed in consideration of the International Civil Aviation

d.

guidelines and to outline a means of showing that an aircraft data link system complies with

airworthiness requirements.

This AC is not mandatory and does not constitute a regulation. It is issued to provide

e.

with a data link system installed. It identifies specific configurations of aircraft data link systems

intended for air traffic services in order to facilitate operational approvals for aircraft that comply

with this AC. AC 120-70A, Operational Authorization Process for Use of Data Link

Communication System, or latest revision provides guidelines for the operational authorization

needed to use the data link capability. Appendix A of this AC provides a list of related

documents. Appendix B of this AC contains a list of applicable acronyms.

This AC provides airworthiness requirements for the type design approval of aircraft

 

compliance, but not the only means, for type design approval of aircraft that have a data link

system installed.

This advisory circular (AC) identifies RTCA, Inc., document DO-307, Aircraft Design and Certification for Portable Electronic Device (PED) Tolerance, dated October 11, 2007, and RTCA/DO-307, Change 1, dated December 16, 2008, as an acceptable means for designing and demonstrating aircraft tolerance to potential electromagnetic interference from portable electronic devices (PEDs).

 

This Advisory Circular (AC) provides information about Title 14, Code of Federal Regulations (14 CFR) part 21, Certification Procedures for Products and Parts, § 21.191(g) for the purpose of operating amateur-built aircraft.

This advisory circular (AC) provides applicants guidance for obtaining an airworthiness approval for traffic alert collision avoidance systems (TCAS II). It also provides guidance for certification of a stand-alone Mode S transponder system. This AC includes the TCAS II version 7.0 plus the new version 7.1 and performance standards for the optional functionality of TCAS II hybrid surveillance.

This AC sets forth an acceptable means, but not the only means of showing compliance with the provisions of Title 14 of the Code of Federal Regulations (14 CFR) parts 23, 25, 27, and 29 regarding airworthiness type certification requirements for composite aircraft structures involving fiber reinforced materials, e.g., carbon and glass fiber reinforced plastics. Guidance information is also presented on the closely related design, manufacturing, and maintenance aspects. The information contained herein is for guidance purposes and is not mandatory or regulatory in nature. 

a. This advisory circular (AC) shows you how to gain a type certificate (TC), supplemental TC (STC), amended TC (ATC), amended supplemental TC (ASTC), or technical standard order (TSO) authorization for systems incorporating the presentation of geometric altitude relative to mean sea level (MSL) on electronic displays. b. This AC is not mandatory and does not constitute a regulation. In it, we describe an acceptable means, though it is not the only means, to gain approval. If you use the means described, you must follow it in all important respects.