Ohio Rev. Code Ann. § 921.16
(C) The director shall adopt rules that set forth the conditions under which the director:
(E) The director may adopt rules setting forth the conditions under which the director will:
(F) The director may adopt rules that do either or both of the following:
(K) The director shall adopt rules establishing all of the following:
(2) With respect to training programs that the director may require commercial applicators and private applicators to complete: