(a) A person in an inpatient health care facility has the right to:
(1) receive visitors;
(2) communicate with a person outside the facility; and
(3) communicate by uncensored and sealed mail with legal counsel, the department, the courts, and the state attorney general.
(b) The rights provided in Subsection (a) are subject to facility rules. The head of the facility may restrict a right to the extent the head of the facility determines that the restriction is necessary to the public health or the person's welfare but may not restrict the right to communicate with legal counsel if an attorney-client relationship has been established.
(c) A restriction imposed by the head of the facility for the public health or the person's welfare and the reasons for the restriction shall be made a part of the person's clinical record.