Mo. Rev. Stat. § 33.090: Rules concerning travel and subsistence — rules, generally, promulgation, procedure.

The commissioner of administration shall be empowered to promulgate rules and regulations governing the incurring and payment of reasonable and necessary travel and subsistence expenses actually incurred on behalf of the state. No rule or portion of a rule promulgated under the authority of this chapter shall become effective unless it has been promulgated pursuant to the provisions of section 536.024.