Ark. Const. amend. 80, § 6

(A) Circuit Courts are established as the trial courts of original jurisdiction of all justiciable matters not otherwise assigned pursuant to this Constitution. (B) Subject to the superintending control of the Supreme Court, the Judges of a Circuit Court may divide that Circuit Court into subject matter divisions, and any Circuit Judge within the Circuit may sit in any division. (C) Circuit Judges may temporarily exchange circuits by joint order. Any Circuit Judge who consents may be assigned to another circuit for temporary service under rules adopted by the Supreme Court. (D) The Circuit Courts shall hold their sessions in each county at such times and places as are, or may be, prescribed by law.