Ohio Rev. Code Ann. § 3319.237
(A) The standards for the preparation of teachers adopted under section 3333.048 of the Revised Code shall require each institution that provides a teacher preparation program to include a semester course, or the equivalent, for all students pursuing a license to teach in any of grades pre-kindergarten through five that includes instruction on all of the following:
(B) Within three years after the effective date of this section, each school district shall provide professional development or continuing education in positive behavior intervention and supports, as part of the school-wide implementation of the positive behavior intervention and supports framework required under section 3319.46 of the Revised Code, to all of the following: