(a) An employee of a school district must obtain the written consent of a child’s parent before the employee may:
(1) conduct a psychological examination, test, or treatment, unless the examination, test, or treatment is required under § 38.004 or state or federal law regarding requirements for special education; or
(2) make or authorize the making of a videotape of a child or record or authorize the recording of a child’s voice.
(b) An employee of a school district is not required to obtain the consent of a child’s parent before the employee may make a videotape of a child or authorize the recording of a child’s voice if the videotape or voice recording is to be used only for:
(1) purposes of safety, including the maintenance of order and discipline in common areas of the school or on school buses;
(2) a purpose related to a cocurricular or extracurricular activity;
(3) a purpose related to regular classroom instruction;
(4) media coverage of the school; or
(5) a purpose related to the promotion of student safety under § 29.022.