(a) The content of a confidential record may be disclosed in accordance with the prior written consent of:
(1) the person about whom the record is maintained;
(2) the person's parent if the person is a minor;
(3) the guardian if the person has been adjudicated incompetent to manage the person's personal affairs; or
(4) if the person is dead:
(A) the executor or administrator of the deceased's estate; or
(B) if an executor or administrator has not been appointed, the deceased's spouse or, if the deceased was not married, an adult related to the deceased within the first degree of consanguinity.
(b) Disclosure is permitted only to the extent, under the circumstances, and for the purposes allowed under department rules.