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) ).