(a) Any active member who after the effective date of this article is elected sheriff of a county in West Virginia may elect to continue as a member in this plan by paying the amounts required by section seven of this article. Upon the election, service as a sheriff shall be treated as covered employment and the sheriff is not entitled to any credit for that service under any other retirement system of the state.

(b) Any member retired as a deputy sheriff under this plan who, after the effective date of this article, is elected or appointed sheriff of a county in West Virginia, may elect to suspend the payment of his or her annuity from this system and again become a contributing member of this plan by paying the amounts required by section seven of this article. Upon such election, service as a sheriff shall be treated as covered employment, and the sheriff is not entitled to any credit for that period of elected service under any other retirement system of the state. At the end of his or her term as sheriff, the member making such election shall have his or her annuity recalculated, and shall be granted an adjustment to his or her previous annuity to include the period of elected service.

(c) Any person, who before the effective date of this article was elected sheriff of a county in West Virginia, and who, immediately prior to being so elected sheriff, was a deputy sheriff with at least twenty years of credited service under the Public Employees Retirement System, with at least sixteen of those twenty years having been earned as a deputy sheriff, may elect to become a member of this plan by paying the amounts required by section seven of this article. Upon such election, service shall be transferred from the Public Employees Retirement System pursuant to section eight of this article: Provided, That any service as a sheriff shall be treated as covered employment under this article and the sheriff is not entitled to any credit for that service as a sheriff or the prior service as a deputy sheriff under any other retirement system of the state. Persons making the election provided for in this subsection shall do so within ten days of taking office as sheriff or within ten days of the effective date of this provision.

(d) Any person who, before the effective date of this article, was elected sheriff of a county of West Virginia, and who, prior to being elected sheriff, was a deputy sheriff and also a previously elected sheriff, with credited service under the Public Employees Retirement System, with at least sixteen of those years having been earned as combined service as a deputy sheriff and a previously elected sheriff, may elect to become a member of this plan by paying the amounts required by section seven of the article. Upon such election, service shall be transferred from the Public Employees Retirement System pursuant to section eight of this article: Provided, That a person's service as a sheriff shall be treated as covered employment under this article, and that person is not entitled to any credit for that service as a sheriff or deputy sheriff under any other retirement system of this state. A person making the election provided in this subsection shall do so within thirty days of taking office as a sheriff or within thirty days of the effective date of this provision.