4.101—Prohibitions against Customs officers and employees.
         No Customs officer or employee shall:
    
    
    
        
        (b) 
         Act as agent, attorney, or consignee for the owner or owners of any vessel, or of any cargo or lading on board the vessel; or
    
    
        
        (c) 
         Import or be concerned directly or indirectly in the importation of any merchandise for sale into the United States