Mo. Code Regs. Ann. tit. 20, § 2090-12.090
PURPOSE: This rule establishes the percentage of credit given for training received outside Missouri.
(3) Any person meeting the qualifications to take the state instructor examination by receiving credit for out-of-state training may apply for examination on a form supplied by the board and the application shall contain or be accompanied by the following:
(5) Any individual who holds a current, valid instructor license in another state, territory, District of Columbia or foreign country, state or province where the requirements are not substantially equal to those in force in Missouri at the time of application is not eligible to obtain a Missouri instructor license by reciprocity. The individual shall be exempt from the training requirements set forth in section 329.080, RSMo and may apply to take the instructor licensure examination, provided s/he can provide to the board proof of work experience of not less than one (1) year as a cosmetology instructor within the three (3)-year period immediately preceding the application for examination. The examination shall consist of the written and oral portions of the examination and application shall be made on a form provided by the board and shall be accompanied by the following: