363.29—May Treasury close an account, suspend transactions in an account, or refuse to open an account?
We reserve the right to take any of the following actions if, in our sole discretion, we deem the action to be in the best interests of the United States:
(b)
Close any existing account, redeem, sell, or liquidate the securities held in the account, and pay the proceeds to the person entitled;
(d)
Take any other action with regard to any account that we deem necessary, if not inconsistent with existing law and existing rights.