Mo. Rev. Stat. § 96.224

Any bonds issued under and pursuant to sections 96.222 to 96.228 shall not be deemed to be an indebtedness of the state of Missouri, or of any city or of the board of trustees, or of the individual members of the city council or board of trustees and shall not be deemed to be an indebtedness within the meaning of any constitutional or statutory limitation upon the incurring of indebtedness.