19.115—How does an exclusion restrict a person's involvement in covered transactions?
         With the exceptions stated in  §§ 19.120 ,
 19.315, and 19.420, a person who is excluded by
 the Department of the Treasury or any other
 Federal agency may not:
    
    
        
        (a) 
         Be a participant in a(n) Department of the
 Treasury transaction that is a covered transaction
 under subpart B of this part;
    
    
        
        (b) 
         Be a participant in a transaction of any
 other Federal agency that is a covered transaction
 under that agency's regulation for debarment and
 suspension; or