410.351—Determination of dependency; divorced wife.
         An individual who is the miner's divorced wife (see  § 410.311) will be determined to be dependent upon the miner if:
    
    
    
        
        (b) 
         She is receiving substantial contributions from the miner pursuant to a written agreement (see  § 410.395 (c) and (f) ); or
    
    
        
        (c) 
         There is in effect a court order for substantial contributions to her support to be furnished by such miner (see  § 410.395 (c) and (e) ).