(a) The guardian of the estate of a ward may, without application to or order of the court:
(1) release a lien on payment at maturity of the debt secured by the lien;
(2) vote stocks by limited or general proxy;
(3) pay calls and assessments;
(4) insure the estate against liability in appropriate cases;
(5) insure estate property against fire, theft, and other hazards; and
(6) pay taxes, court costs, and bond premiums.
(b) A guardian of the estate may apply and obtain a court order if the guardian doubts the propriety of the exercise of any power listed in Subsection (a).