Missouri Revised Statutes Title XLI. Codes and Standards § 701.304. Inspections and risk assessments, purpose, conditions--warrant--samples--fees for licenses and accreditation

(1) The department, owner of the dwelling, and an adult occupant of a dwelling which is rented or leased have been notified that an occupant of the dwelling or a child six or fewer years of age who regularly visits the child-occupied facility has been identified as having an elevated blood lead level as defined by rule; and

(2) The inspection or risk assessment occurs at a reasonable time; and

(3) The representative of the department or local government presents appropriate credentials to the owner or occupant; and

(4) Either the dwelling's owner or adult occupant or the child-occupied facility's owner or agent grants consent to enter the premises to conduct an inspection or risk assessment; or

(5) If consent to enter is not granted, the representative of the department, local government, or local health department may petition the circuit court for an order to enter the premises and conduct an inspection or risk assessment after notifying the dwelling's owner or adult occupant in writing of the time and purpose of the inspection or risk assessment at least forty-eight hours in advance. The court shall grant the order upon a showing that an occupant of the dwelling or a child six or fewer years of age who regularly visits the child-occupied facility has been identified as having an elevated blood lead level as defined by rule.