Mo. Rev. Stat. § 354.055: Certificate of authority required — expiration of, extended how.

No corporation subject to the provisions of this chapter shall commence operations or transact any business in this state unless it shall first procure from the director of the department of commerce and insurance a certificate of authority stating that the requirements of the laws of this state have been complied with and authorizing it to do business. The certificate of authority shall expire on the last day of June in each year, but shall be extended automatically pending formal renewal by the director, if the corporation has continued to comply with the provisions of sections 354.010 to 354.380 and of the laws of this state.