Upon receiving the written consent and approval of the county commission and consistent with the annual maximum number of working days authorized under Section 17-3-8, a quorum of a board of registrars of a county may reallocate unused working days from one registrar due to absence to another registrar of that board in order to accomplish the public business of the board. Written consent by the county commission must be granted for each pay period during which a registrar submits a request to use another registrar’s working days.Upon receiving the written consent and approval of the county commission and consistent with the annual maximum number of working days authorized under Section 17-3-8, a quorum of a board of registrars of a county may reallocate unused working days from one registrar due to absence to another registrar of that board in order to accomplish the public business of the board. Written consent by the county commission must be granted for each pay period during which a registrar submits a request to use another registrar’s working days.