[Code of Federal Regulations]
[Title 14, Volume 2]
[Revised as of January 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 14CFR125.143]

[Page 581]
 
                     TITLE 14--AERONAUTICSAND SPACE
 
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION 
                               (CONTINUED)
 
PART 125--CERTIFICATION AND OPERATIONS: AIRPLANES HAVING A SEATING 
CAPACITY OF 20 OR MORE PASSENGERS OR A MAXIMUM PAYLOAD CAPACITY OF 6,000
 POUNDS OR MORE; AND 
RULES GOVERNING PERSONS ON BOARD SUCH AIRCRAFT--Table of Contents
 
              Subpart E--Special Airworthiness Requirements
 
Sec. 125.143  Firewalls.

    Each engine, auxiliary power unit, fuel-burning heater, or other 
item of combusting equipment that is intended for operation in flight 
must be isolated from the rest of the airplane by means of firewalls or 
shrouds, or by other equivalent means.

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