70 Speaker to issue writs to fill vacancies
When and so often as a vacancy occurs in the Assembly, the Speaker shall, upon a resolution by the Assembly declaring such vacancy, and the reason thereof, cause a writ to be issued for filling such vacancy; and on the death or resignation of any member of the Assembly, the Speaker shall, in like manner, upon a resolution of the Assembly, issue such writ, and in case the Assembly be not in session, or when such vacancy occurs during any adjournment for a longer period than seven days, the Speaker shall also issue the writ.

