25.121—Effect of other payments to claimant.
         The total amount to which the claimant may be entitled is normally computed as follows:
    
    
        
        (a) 
         The total amount of the loss, damage, or personal injury suffered for which the United States is liable, less any payment the claimant has received from the following sources:
    
    
    
    
    
        
        (b) 
         No deduction is generally made for any payment the claimant has received by way of voluntary contributions, such as donations of charitable organizations.