W. Va. Code § 17A-6C-4
(c) A licensee is also entitled to additional Class AA special plates for a fee of $25 each based on the following formula:
ANNUAL VEHICLE SALES ADDITIONAL AA PLATES
0 - 239 2
240 - 499 4 (Additional)
500 - 999 4 (Additional)
1000- More 4 Plates per 500
vehicles sold.