The Tennessee CJA 31 — Form (DeatPenaltylt— - Expert Services) is a document used by the court to appoint and compensate experts and other professionals involved in death penalty cases. The form is used to request authorization and payment for services such as investigations, mental health evaluations, and other services necessary for the defense. It is important that the form be completed and filed in a timely manner in order to ensure the court has the necessary information to process the payment. There are two types of Tennessee CJA 31 — Forms: one for Expert Services and one for Other Professional Services. The Expert Services form is used to request authorization and payment for the services of an expert witness, investigator, or any other professional who is providing services related to the defense in a death penalty case. The Other Professional Services form is used to request authorization and payment for services such as mental health evaluations, drug testing, or any other services necessary for the defense in a death penalty case.