(a) "Court" means and includes:
(1) a county court in the exercise of its probate jurisdiction;
(2) a court created by statute and authorized to exercise original probate jurisdiction; and
(3) a district court exercising original probate jurisdiction in a contested matter.
(b) The terms "county court" and "probate court" are synonymous and mean:
(1) a county court in the exercise of its probate jurisdiction;
(2) a court created by statute and authorized to exercise original probate jurisdiction; and
(3) a district court exercising probate jurisdiction in a contested matter.
(c) "Statutory probate court" means a court created by statute and designated as a statutory probate court under Chapter 25, Government Code. For purposes of this code, the term does not include a county court at law exercising probate jurisdiction unless the court is designated a statutory probate court under Chapter 25, Government Code.