Mo. Rev. Stat. § 269.023: Director may assist in enforcement, authorized employees' powers.

1. The director shall have the power to authorize certain employees of the department or employees of the United States Department of Agriculture to assist in the enforcement of this chapter.

2. In connection with such enforcement, such authorized employees may intercept, stop and detain for official inspection or inquiry any vehicle suspected of being used for the transportation of dead animals except for wildlife taken under the Missouri wildlife code in this state. Such authorized employees may use a red flashing light to aid them in stopping such vehicles.