[Code of Federal Regulations]
[Title 14, Volume 2]
[Revised as of January 1, 2005]
From the U.S. Government Printing Office via GPO Access
[CITE: 14CFR91.117]

[Page 210]
 
                     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. 91.117  Aircraft speed.

    (a) Unless otherwise authorized by the Administrator, no person may 
operate an aircraft below 10,000 feet MSL at an indicated airspeed of 
more than 250 knots (288 m.p.h.).
    (b) Unless otherwise authorized or required by ATC, no person may 
operate an aircraft at or below 2,500 feet above the surface within 4 
nautical miles of the primary airport of a Class C or Class D airspace 
area at an indicated airspeed of more than 200 knots (230 mph.). This 
paragraph (b) does not apply to any operations within a Class B airspace 
area. Such operations shall comply with paragraph (a) of this section.
    (c) No person may operate an aircraft in the airspace underlying a 
Class B airspace area designated for an airport or in a VFR corridor 
designated through such a Class B airspace area, at an indicated 
airspeed of more than 200 knots (230 mph).
    (d) If the minimum safe airspeed for any particular operation is 
greater than the maximum speed prescribed in this section, the aircraft 
may be operated at that minimum speed.

[Doc. No. 18334, 54 FR 34292, Aug. 18, 1989, as amended by Amdt. 91-219, 
55 FR 34708, Aug. 24, 1990; Amdt. 91-227, 56 FR 65657, Dec. 17, 1991; 
Amdt. 91-233, 58 FR 43554, Aug. 17, 1993]