(a) The Texas Bullion Depository is established as an agency of this state in the office of the comptroller.
(b) The depository is established to serve as the custodian, guardian, and administrator of certain bullion and specie that may be transferred to or otherwise acquired by this state or an agency, a political subdivision, or another instrumentality of this state.
(c) The comptroller shall adopt rules necessary to carry out this chapter.