W. Va. Code § 31C-1-8

The commissioner of banking shall charge and collect from each credit union and pay into a special revenue account in the State Treasury for the department of banking an annual assessment payable on July 1, computed upon the total assets of the credit union shown on the report of condition of the credit union as of the last business day in December of the previous year as is set out in section eight, article two, chapter thirty-one-a of this code.