[Code of Federal Regulations]
[Title 14, Volume 2]
[Revised as of January 1, 2008]
From the U.S. Government Printing Office via GPO Access
[CITE: 14CFR121.639]

[Page 878]
 
                     TITLE 14--AERONAUTICS AND SPACE
 
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION 
                               (CONTINUED)
 
PART 121_OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS--
 
             Subpart U_Dispatching and Flight Release Rules
 
Sec. 121.639  Fuel supply: All domestic operations.

    No person may dispatch or take off an airplane unless it has enough 
fuel--
    (a) To fly to the airport to which it is dispatched;
    (b) Thereafter, to fly to and land at the most distant alternate 
airport (where required) for the airport to which dispatched; and
    (c) Thereafter, to fly for 45 minutes at normal cruising fuel 
consumption or, for certificate holders who are authorized to conduct 
day VFR operations in their operations specifications and who are 
operating nontransport category airplanes type certificated after 
December 31, 1964, to fly for 30 minutes at normal cruising fuel 
consumption for day VFR operations.

[Doc. No. 6258, 29 FR 19222, Dec. 31, 1964, by Amdt. 121-251, 60 FR 
65935, Dec. 20, 1995]