West Virginia Code Chapter 4. The Legislature § 4-1-10a. Filling vacancies in the office of presiding officer of the two houses

In case of a vacancy in the office of president of the Senate or speaker of the House of Delegates, when the legislature is not in session, resulting from death, resignation or any other cause, the governor shall by proclamation convene the house in which the vacancy exists in session within ten days after such vacancy occurs for the purpose of choosing a presiding officer as provided by section 24, article VI of the constitution of the state.