Mo. Rev. Stat. § 287.041

Notwithstanding any provision of sections 287.030 and 287.040, for purposes of this law, in no event shall a for-hire motor carrier operating within a commercial zone as defined in section 360.041 * or section 390.020 or operating under a certificate issued by the Missouri department of transportation or by the United States Department of Transportation, or its subagencies, be determined to be the employer of a lessor, as defined at 49 C.F.R. Section 376.2(f), or of a driver receiving remuneration from a lessor, as defined at 49 C.F.R. Section 376.2(f), provided, however, the term "for-hire motor carrier" shall in no event include an organization described in Section 501(c)(3) of the Internal Revenue Code or any governmental entity.