Maryland Transportation Section 13-921
§ 13-921.
  (a)   In this section, "farm truck" means a farm vehicle that:
    (1)   Is a Class E (truck) vehicle; and
    (2)   Has a shipping weight of its chassis and battery, as certified by the manufacturer, of more than 3/4 ton.
  (b)   On application, the Administration shall issue a Class E "farm truck registration" to any applicant who certifies:
    (1)   That the applicant is a farmer; and
    (2)   That the vehicle for which the application is made is a farm truck, specifying its proposed use.
  (c)   For each vehicle registered under this section, the annual registration fee is based on the maximum gross vehicle weight, as follows:
Maximum Gross Weight
Limit (in Pounds)     Fee (per 1,000 Pounds or Fraction Thereof)
10,000 (minimum) - 40,000     $5.00
40,001 - 65,000 (maximum)     $5.25
  (d)   A vehicle registered under this section may not be used for hire except to haul farm products for another farmer.
  (e)   A vehicle registered under this section may not be used in any manner other than as a farm truck.