Nothing in this subchapter shall be construed to:
(1) Prevent a state or federal savings and loan association from electing or agreeing to furnish bond at its own cost;
(2) Prevent any other party of interest, desiring protection in a business transaction with a state or federal savings and loan association, from electing to secure and pay for a bond covering the state or federal savings and loan association to the benefit of such a party to the transaction; and
(3) Amend or repeal any law pertaining to: Corporate surety or indemnity bonds covering directors, officers, or employees of a state or federal savings and loan association;
(4) Foreign corporations, associations, or institutions not authorized to do business in this state;
(5) Actions available against state or federal savings and loan associations for injury or damage; and
(6) Bonding requirements involving fiduciary activities of a guardian, executor, administrator, personal representative, trustee, agent, or other fiduciary under the Probate Code or under any other laws covering fiduciary activities.