16.210—Pre-employment testing requirements.
        
        (a) 
         No marine employer shall engage or employ any individual to serve as a crewmember unless the individual passes a chemical test for dangerous drugs for that employer.
    
    
        
        (b) 
         An employer may waive a pre-employment test required for a job applicant by paragraph (a) of this section if the individual provides satisfactory evidence that he or she has:
    
    
        
        (1) 
         Passed a chemical test for dangerous drugs, required by this part, within the previous six months with no subsequent positive drug tests during the remainder of the six-month period; or
    
    
        
        (2) 
         During the previous 185 days been subject to a random testing program required by  § 16.230 for at least 60 days and did not fail or refuse to participate  in a chemical test for dangerous drugs required by this part.
    
    [CGD 90-053, 58 FR 31107, May 28, 1993, as amended by CGD 93-051, 59 FR 28792, June 3, 1994]