Ohio Revised Code Title LIX. Veterans Military Affairs § 5919.02

(A) All commissioned and warrant officers of the Ohio national guard shall be appointed by the governor as commander in chief and shall be commissioned or warranted according to grade under the regulations of the department of the army or air force and the national guard bureau.

(B) No officer shall be commissioned or warranted until the officer has successfully passed tests as to physical, moral, and professional fitness as prescribed by regulations promulgated under federal law for federal recognition as a commissioned or warrant officer.

(C) General officers shall be appointed from the federally recognized eligible commissioned officers of the army or air national guard of this state or of another component of the armed forces of the United States, who have served at least fifteen years as a commissioned officer in the army or air national guard or in another component of the armed forces of the United States, or both.