[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: 14CFR121.457]

[Page 841]
 
                     TITLE 14--AERONAUTICS AND SPACE
 
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION 
                               (CONTINUED)
 
PART 121_OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS--
 
                   Subpart O_Crewmember Qualifications
 
Sec. 121.457  Testing for prohibited drugs.

    (a) Each certificate holder or operator shall test each of its 
employees who performs a function listed in appendix I to this part in 
accordance with that appendix.
    (b) No certificate holder or operator may use any contractor to 
perform a function listed in appendix I to this part unless that 
contractor tests each employee performing such a function for the 
certificate holder or operator in accordance with that appendix.

[Doc. No. 25148, 53 FR 47057, Nov. 21, 1988, as amended by Amdt. 121-
251, 60 FR 65934, Dec. 20, 1995]