The county commission of each county shall allow the assessor a reasonable compensation, not exceeding ten percent of his salary, as provided by section four of this article, for such work as may be required of under article one, chapter nineteen of this code, by the commissioner of agriculture, and no county commission shall allow pay to assessor for performance of duties herein prescribed until such assessor has received a certificate that his reports are completed and satisfactory to said commissioner.
West Virginia Legal Code