14 CFR Appendix C to Part 27, Criteria for Category A

Appendix C to Part 27 - Criteria for Category A
C27.1 General.

A small multiengine rotorcraft may not be type certificated for Category A operation unless it meets the design installation and performance requirements contained in this appendix in addition to the requirements of this part.

C27.2 Applicable part 29 sections. The following sections of part 29 of this chapter must be met in addition to the requirements of this part:

29.45(a) and (b)(2) - General.
29.49(a) - Performance at minimum operating speed.
29.51 - Takeoff data: General.
29.53 - Takeoff: Category A.
29.55 - Takeoff decision point: Category A.
29.59 - Takeoff Path: Category A.
29.60 - Elevated heliport takeoff path: Category A.
29.61 - Takeoff distance: Category A.
29.62 - Rejected takeoff: Category A.
29.64 - Climb: General.
29.65(a) - Climb: AEO.
29.67(a) - Climb: OEI.
29.75 - Landing: General.
29.77 - Landing decision point: Category A.
29.79 - Landing: Category A.
29.81 - Landing distance (Ground level sites): Category A.
29.85 - Balked landing: Category A.
29.87(a) - Height-velocity envelope.
29.547(a) and (b) - Main and tail rotor structure.
29.861(a) - Fire protection of structure, controls, and other parts.
29.901(c) - Powerplant: Installation.
29.903(b) (c) and (e) - Engines.
29.908(a) - Cooling fans.
29.917(b) and (c)(1) - Rotor drive system: Design.
29.927(c)(1) - Additional tests.
29.953(a) - Fuel system independence.
29.1027(a) - Transmission and gearboxes: General.
29.1045(a)(1), (b), (c), (d), and (f) - Climb cooling test procedures.
29.1047(a) - Takeoff cooling test procedures.
29.1181(a) - Designated fire zones: Regions included.
29.1187(e) - Drainage and ventilation of fire zones.
29.1189(c) - Shutoff means.
29.1191(a)(1) - Firewalls.
29.1193(e) - Cowling and engine compartment covering.
29.1195(a) and (d) - Fire extinguishing systems (one shot).
29.1197 - Fire extinguishing agents.
29.1199 - Extinguishing agent containers.
29.1201 - Fire extinguishing system materials.
29.1305(a) (6) and (b) - Powerplant instruments.
29.1309(b)(2) (i) and (d) - Equipment, systems, and installations.
29.1323(c)(1) - Airspeed indicating system.
29.1331(b) - Instruments using a power supply.
29.1351(d)(2) - Electrical systems and equipment: General (operation without normal electrical power).
29.1587(a) - Performance information.

In complying with the paragraphs listed in paragraph C27.2 above, relevant material in the AC “Certification of Transport Category Rotorcraft” should be used.

[Doc. No. 28008, 61 FR 21907, May 10, 1996]

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

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United States Code

Title 14 published on 03-May-2017 03:58

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 14 CFR Part 27 after this date.

  • 2017-03-16; vol. 82 # 50 - Thursday, March 16, 2017
    1. 82 FR 13962 - Special Conditions: Robinson Helicopter Company Model R22 BETA Helicopter; Installation of Helitrak Autopilot System
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration
      Final special conditions; request for comments.
      The effective date of these special conditions is March 16, 2017. We must receive your comments by May 15, 2017.
      14 CFR Part 27