46.10—Eligible activities.
        
        (a) 
         Subject to availability of funds, funds appropriated for the BIA's Adult Education Program may be used to support local projects or programs designed to:
    
    
    
    
    
        
        (4) 
         Provide educational services or instruction for elderly, disabled, or incarcerated Indian adults;
    
    
    
    
        
        (b) 
         Funds should not be used to support programs designed solely to prepare Indian adults to enter a specific occupation or cluster of closely related occupations.
    
    
        
        (c) 
         The Adult Education Program must be implemented in accordance with a plan established by the tribe(s) affected by the program. The tribe(s) may determine to set standards in addition to those established in this part.