Tenn. Code Ann. § 49-5-5602

All students wishing to enter approved teacher training programs shall be required to submit a score on a secure standardized test or tests chosen by the state board of education. The board is authorized to promulgate rules and regulations listing the test or tests authorized for this purpose, minimum acceptable cutoff scores for the test or tests and any other relevant criteria necessary to meet the requirements of this part. The test or tests shall be used as part of the admission process to teacher training programs at approved teacher training institutions. The test or tests shall be made available through the regular administration offered by a national testing organization or shall be developed, validated and administered by the department of education.