§ Miss. Code § 23-15-855(untitled)

Elections to fill vacancies in office of U.S. Senator; interim appointments by
Governor.
(1) If a vacancy shall occur in the office of United States Senator from Mississippi by death,
resignation or otherwise, the Governor shall, within ten (10) days after receiving official notice
of such vacancy, issue his proclamation for an election to be held in the state to elect a Senator to
fill such unexpired term as may remain, provided the unexpired term is more than twelve (12)
months and the election shall be held within ninety (90) days from the time the proclamation is
issued and the returns of such election shall be certified to the Governor in the manner set out
above for regular elections, unless the vacancy shall occur in a year that there shall be held a
general state or congressional election, in which event the Governor's proclamation shall
designate the general election day as the time for electing a Senator, and the vacancy shall be
filled by appointment as hereinafter provided.
(2) In case of a vacancy in the office of United States Senator, the Governor may appoint a
Senator to fill such vacancy temporarily, and if the United States Senate be in session at the time
the vacancy occurs the Governor shall appoint a Senator within ten (10) days after receiving
official notice thereof, and the Senator so appointed shall serve until his successor is elected and
commissioned as provided for in subsection (1) of this section, provided that such unexpired
term as he may be appointed to fill shall be for a longer time than one (1) year, but if for a
shorter time than one (1) year he shall serve for the full time of the unexpired term and no special
election shall be called by the Governor but his successor shall be elected at the regular election.