22-18-101. When deemed to occur.
(a) A vacancy shall occur in an elective office if during his term the incumbent either:
(i) Dies;
(ii) Resigns;
(iii) Is determined by a court having jurisdiction to be mentally incompetent;
(iv) Is disqualified from holding office for any reason specified by law;
(v) Is convicted of a felony or constituting a breach of his oath of office;
(vi) Refuses to take the oath of office or to give or renew an official bond if required by law; or
(vii) Has his election voided by court decision.
(b) A vacancy exists in an elective office, if upon expiration of the term for which a person was elected a successor has not been elected and qualified.
(c) A vacancy exists in an elective office and shall be filled in the same manner as it is filled when a vacancy occurs after the term of office has begun if, after a person has been elected to an office at an election, but before the time for the taking of the oath for that office, the person:
(i) Dies; or
(ii) Resigns. A person may resign an office before taking the oath for that office and before the term of office begins in the same manner that he may resign after taking the oath of office.
(d) If a person who has died is elected, a vacancy in office shall occur and the office shall be filled in the same manner as it is filled when a vacancy occurs after the term of office has begun.
(e) This section shall not apply to mayors and council members who are subject to the provisions of W.S. 15-1-107.
(f) In addition to subsections (a) through (c) of this section, a vacancy shall occur:
(i) In the office of a member of the state legislature when the person fails to reside in the legislative district from which he is elected;
(ii) In the office of a county assessor, county clerk, county commissioner, county sheriff or county treasurer when the person fails to reside in the county from which he is elected.