19.120—Change in operations.
        
        (a) 
         If the proprietor wishes to conduct additional operations involving spirits, other than those approved on the current registration, the proprietor must:
    
    
        
        (1) 
         File form TTB F 5110.41, Registration of Distilled Spirits Plant, to amend the registration; and
    
    
    
        
        (b) 
         If the proprietor wishes to engage in another business that is authorized under  § 19.55 the proprietor must: