Md. Code, Transportation § 13–923

(a) When registered with the Administration, every truck tractor or similar motor vehicle used for propelling, supporting, or drawing a trailer or semitrailer is a Class F (tractor) vehicle.

(b) (1) Subject to paragraph (2) of this subsection, for each Class F (tractor) vehicle, the annual registration fee is based on the maximum gross weight of the vehicle in combination with a trailer or semitrailer, as follows:

Maximum Gross Weight Fee (per 1,000 Pounds

Limit (in Pounds) or Fraction Thereof)

40,000 (minimum) – 60,000 $21.00

60,001 – 80,000 or more $22.50

(2) (i) On or after July 1, 2024, but before July 1, 2025, the annual registration fee under paragraph (1) of this subsection is increased by an additional $20.00.

(ii) On or after July 1, 2025, the annual registration fee under paragraph (1) of this subsection is increased by an additional $30.00.