Mo. Rev. Stat. § 105.1209: State agencies prohibited from requiring certain educational certificates as condition of employment.

No state agency, board or commission shall establish any policy or rule which requires any person to obtain any state certificate pursuant to a public school program linking education and careers, including any school-to-work program, as a condition of employment, nor shall any state agency establish any policy or rule requiring any employer to require such state certificate as a condition of employment.