When overlapping airspace designations apply to the same airspace, the operating rules associated with the more restrictive airspace designation apply.
For the purpose of this section—
Class A airspace is more restrictive than Class B, Class C, Class D, Class E, or Class G airspace;
Class B airspace is more restrictive than Class C, Class D, Class E, or Class G airspace;
Class C airspace is more restrictive than Class D, Class E, or Class G airspace;
Class D airspace is more restrictive than Class E or Class G airspace; and
Class E is more restrictive than Class G airspace.