HB 1099 -- United States Senate Vacancies Sponsor: Denison Currently, when there is a vacancy in the office of Senator of the United States from the state of Missouri, the Governor is required to appoint a person until someone is elected to the office. This bill requires the Governor to call a special election to fill the vacancy. The Secretary of State must conduct the special election in accordance with the provisions of Chapter 115, RSMo.Copyright (c) Missouri House of Representatives