Tennessee Code Title 4. State Government § 4-19-102

(a) No board, commission or agency of this state that issues licenses to persons to engage in an occupation, trade or profession based upon written or oral examination shall adopt or enforce any rule, regulation or law limiting the number of times that any person, otherwise qualified, may apply for and stand for such written or oral examination at any regular examination session regardless of the number of times such person has taken such examination.

(b) This section shall specifically apply to the state board of law examiners.