(a) The savings and mortgage lending commissioner shall enforce this subtitle relating to the regulation of:
(1) state savings associations operating under this subtitle;
(2) state savings banks operating under this subtitle;
(3) persons licensed under Chapter 156; and
(4) persons registered or licensed under Chapter 157.
(b) The official exercising authority over the operation of federal savings associations equivalent to the authority exercised by the savings and mortgage lending commissioner over state savings associations may enforce this subtitle relating to the regulation of a federal savings association operating under this subtitle.