Mo. Rev. Stat. § 640.012: Burden of proof in contested cases heard by administrative hearing commission, exceptions.

In all contested case administrative appeals heard by the administrative hearing commission pursuant to section 621.250, the burden of proof shall be upon the department of natural resources to demonstrate the lawfulness of the finding, order, decision or assessment being appealed, except that in matters involving the denial of a permit, license or registration, the burden of proof shall be on the applicant for such permit, license or registration.