[Code of Federal Regulations]
[Title 14, Volume 4]
[Revised as of January 1, 2008]
From the U.S. Government Printing Office via GPO Access
[CITE: 14CFR406.157]

[Page 511]
 
                     TITLE 14--AERONAUTICS AND SPACE
 
     CHAPTER III--COMMERCIAL SPACE TRANSPORTATION, FEDERAL AVIATION 
              ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
 
PART 406_INVESTIGATIONS, ENFORCEMENT, AND ADMINISTRATIVE REVIEW--Table of 
 
  Subpart B_Rules of Practice in FAA Space Transportation Adjudications
 
Sec. 406.157  Expert or opinion witnesses.

    An employee of the FAA may not be called as an expert or opinion 
witness for any party other than the agency, in any proceeding governed 
by this part. An employee of a respondent may not be called as an expert 
or opinion witness for the complainant in any proceeding governed by 
this part to which the respondent is a party.