20 CFR §726.107

1. (a)Deposits of securities provided for by the regulations in this part must be made with any Federal Reserve bank or any branch of a Federal Reserve bank designated by OWCP, or the Treasurer of the United States, and must be held in the name of the Department of Labor.
2. (b)If the self-insurer defaults on its obligations under the Act, OWCP has the power, in its discretion, to:
   1. (1)Collect the interest as it may become due;
   2. (2)Sell any or all of the securities; and
   3. (3)Apply the collected interest or proceeds from the sale of securities to the payment of any benefits for which the self-insurer may be liable.
3. (c)If a self-insurer with deposits of securities has neither defaulted nor appealed from a determination made by OWCP under § 726.104, OWCP may allow the self-insurer to collect interest on the security deposit.