(a) The surety on a bond of a guardian of an estate may be an authorized corporate or personal surety.
(b) A bond of a guardian of an estate with sureties who are individuals must have at least two sureties, each of whom must:
(1) execute an affidavit in the manner provided by Subchapter E; and
(2) own property in this state, excluding property exempt by law, that the judge is satisfied is sufficient to qualify the person as a surety as required by law.
(c) A bond with an authorized corporate surety is only required to have one surety, except as otherwise provided by law.