(2) The deposit required by MGL c. 152, § 25A(2)(a), or the securities to be deposited with the state treasurer after demand made by the Department in conformity with the provisions of a surety bond furnished by a self insurer as provided in MGL c. 152, § 25 (2)(b) shall be in the form of cash or such bonds, notes or other negotiable obligations which may be legal investments for savings banks on this Commonwealth as determined from time to time by the commissioner of banks of this commonwealth. Registered securities shall be registered as follows: "Treasurer and Receiver General of the Commonwealth of Massachusetts in trust for the benefit and security of the employees of the self insurer." Any securities deposited shall be accompanied by an agreement in the form approved by the Department and deposited with the securities in the Office of the State Treasurer.






