Such deposits shall be held for purposes as follows:
(a) When the deposit is required for authority to transact insurance in West Virginia the deposit shall be held for the protection of all the insurer's policyholders and creditors within the United States.
(b) When the deposit is required pursuant to the laws of another state, province, or country, the deposit shall be held for such purposes as is required by such laws, and as specified by the commissioner at the time the deposit is made.
(c) When the deposit is required pursuant to the retaliatory provisions, section sixteen of article three of this chapter, the deposit shall be held for purposes as specified in the commissioner's order requiring the deposit.