Mo. Rev. Stat. § 375.1292

If a policyholder consents to the transfer pursuant to section 375.1290, or if the transfer is effected under section 375.1294, there shall be a novation of the contract of insurance subject to the assumption reinsurance agreement with the result that the transferring insurer shall thereby be relieved of all insurance obligations or risks transferred under the assumption reinsurance agreement, and the assuming insurer shall become directly and solely liable to the policyholder for those insurance obligations or risks.