Mo. Rev. Stat. § 52.070: Bond — validity.

Any bonds given in pursuance of sections 52.010 to 52.310 shall not be considered void, nor shall any surety be released from any liability thereon in consequence of any informality in the assessment, or in making out the assessment lists, nor of any change or alteration in the law made by the general assembly, although the same may be made after the execution of said bond.