65.115—Senior parachute rigger certificate: Experience, knowledge, and skill requirements.
         Except as provided in  § 65.117, an applicant for a senior parachute rigger certificate must—
    
    
        
        (a) 
         Present evidence satisfactory to the Administrator that he has packed at least 20 parachutes of each type for which he seeks a rating, in accordance with the manufacturer's instructions and under the supervision of a certificated parachute rigger holding a rating for that type or a person holding an appropriate military rating;
    
    
    
    
    
    
        
        (c) 
         Pass an oral and practical test showing his ability to pack and maintain at least one type of parachute in common use, appropriate to the type rating he seeks.