Any officer or employee of a county of West Virginia may authorize that his net wages be deposited directly to his account in any bank or other financial institution within this state. The direct deposits may be authorized on a form provided by the county. Upon execution of such authorization and its receipt by the county treasurer, the direct deposits shall be made in the manner specified on the form and remitted to the designated bank or other financial institution on or before the day or days the officer or employee is due his net wages. Direct deposit authorizations may be revoked at any time thirty days prior to the date on which the direct deposit is regularly made and on a form to be provided by the county treasurer.