[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: 14CFR91.167]

[Page 528]
 
                     TITLE 14--AERONAUTICS AND SPACE
 
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION 
                               (CONTINUED)
 
PART 91_GENERAL OPERATING AND FLIGHT RULES--Table of Contents
 
                         Subpart B_Flight Rules
 
Sec. 91.167  Fuel requirements for flight in IFR conditions.

    (a) No person may operate a civil aircraft in IFR conditions unless 
it carries enough fuel (considering weather reports and forecasts and 
weather conditions) to--
    (1) Complete the flight to the first airport of intended landing;
    (2) Except as provided in paragraph (b) of this section, fly from 
that airport to the alternate airport; and
    (3) Fly after that for 45 minutes at normal cruising speed or, for 
helicopters, fly after that for 30 minutes at normal cruising speed.
    (b) Paragraph (a)(2) of this section does not apply if:
    (1) Part 97 of this chapter prescribes a standard instrument 
approach procedure to, or a special instrument approach procedure has 
been issued by the Administrator to the operator for, the first airport 
of intended landing; and
    (2) Appropriate weather reports or weather forecasts, or a 
combination of them, indicate the following:
    (i) For aircraft other than helicopters. For at least 1 hour before 
and for 1 hour after the estimated time of arrival, the ceiling will be 
at least 2,000 feet above the airport elevation and the visibility will 
be at least 3 statute miles.
    (ii) For helicopters. At the estimated time of arrival and for 1 
hour after the estimated time of arrival, the ceiling will be at least 
1,000 feet above the airport elevation, or at least 400 feet above the 
lowest applicable approach minima, whichever is higher, and the 
visibility will be at least 2 statute miles.

[Doc. No. 98-4390, 65 FR 3546, Jan. 21, 2000]