Tennessee Code Title 29. Remedies and Special Proceedings § 29-34-705

(1) Comply with the quality controls, equipment requirements, methods of calibration and techniques set forth in the AMA's Guides to the Evaluation of Permanent Impairment and all standards set forth in the Official Statements of the American Thoracic Society that are in effect on the date of any examination or pulmonary function testing of the exposed person required by this part;

(2) Not be obtained or based on testing or examinations that violate any law, regulation, licensing requirement, or medical code of practice of the state in which the examination, test, or screening was conducted, or of this state; and

(3) Not be obtained under the condition that the plaintiff or exposed person retains the legal services of the attorney or law firm sponsoring the examination, test, or screening.