Mo. Rev. Stat. § 260.204: Permit for treatment of infectious waste, not to be issued, when.

No person shall be issued a permit to operate a facility for the treatment of infectious waste who in 1987 received a clean air permit and thereafter operated a facility for the treatment of infectious waste by incineration without applying for and receiving a permit as a solid waste processing facility permitted pursuant to section 260.203 or a hazardous waste facility permitted pursuant to sections 260.350 to 260.430.