[Code of Federal Regulations] [Title 14, Volume 2] [Revised as of January 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR71.9] [Page 152] TITLE 14--AERONAUTICS AND SPACE CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED) PART 71_DESIGNATION OF CLASS A, B, C, D, AND E AIRSPACE AREAS; AIR TRAFFIC SERVICE ROUTES; AND REPORTING POINTS--Table of Contents Sec. 71.9 Overlapping airspace designations. (a) When overlapping airspace designations apply to the same airspace, the operating rules associated with the more restrictive airspace designation apply. (b) For the purpose of this section-- (1) Class A airspace is more restrictive than Class B, Class C, Class D, Class E, or Class G airspace; (2) Class B airspace is more restrictive than Class C, Class D, Class E, or Class G airspace; (3) Class C airspace is more restrictive than Class D, Class E, or Class G airspace; (4) Class D airspace is more restrictive than Class E or Class G airspace; and (5) Class E is more restrictive than Class G airspace.