(a) A claimant or an individual authorized to execute a claim on a claimant's behalf or on behalf of claimant's estate under § 725.305, may withdraw a previously filed claim provided that:

1. (1) He or she files a written request with the appropriate adjudication officer indicating the reasons for seeking withdrawal of the claim;
2. (2) The appropriate adjudication officer approves the request for withdrawal on the grounds that it is in the best interests of the claimant or his or her estate, and;
3. (3) Any payments made to the claimant in accordance with § 725.522 are reimbursed.