(a) A child custody evaluator may conduct psychometric testing as part of a child custody evaluation if:
(1) ordered by the court or determined necessary by the child custody evaluator; and
(2) the child custody evaluator is:
(A) appropriately licensed and trained to administer and interpret the specific psychometric tests selected; and
(B) trained in the specialized forensic application of psychometric testing.
(b) Selection of a specific psychometric test is at the professional discretion of the child custody evaluator based on the specific issues raised in the suit.

(c) A child custody evaluator may only use psychometric tests if the evaluator is familiar with the reliability, validation, and related standardization or outcome studies of, and proper applications and use of, the tests within a forensic setting.
(d) If a child custody evaluator considers psychometric testing necessary but lacks specialized training or expertise to use the specific tests under this section, the evaluator may designate a licensed psychologist to conduct the testing and may request additional orders from the court.