1130 LAWS OF MARYLAND. [CH. 593

cipality of this State, and the other fixed terminus of said
route is not more than ten miles from the corporate limits
of any such municipality or territory. For each such motor
vehicle, including reserve and substitute vehicles, an an-
nual fee shall be paid to the Commissioner of Motor Ve-
hicles for certificates of registration issued by him, of Four
Dollars ($4. 00) per each passenger seat, and no other ad-
ditional fees, licenses or tax, shall be charged by the State
or any county or municipal subdivision of the State, except
the property tax and gasoline tax in respect to such vehicles
and their operation. For each such motor vehicle, the Com-
missioner of Motor Vehicles shall furnish a distinctive
marker or tag, which marker or tag shall be carried and
displayed in such manner as directed by the Commissioner
of Motor Vehicles.

200. It shall be the duty of each owner or operator of a
Motor Vehicle used in the interstate transportation of
freight or merchandise over State, State-Aid, improved
County roads, and streets and roads of incorporated towns
and cities in the State of Maryland, to pay unto the State
of Maryland for maintenance of and to be expended on or
with respect to the roads of the State a mileage tax of
four cents (4c) for each gallon of gasoline or other motor
fuel required to propel said vehicle over the route followed
or to be followed by the same in Maryland, it being the
intention hereof to require such owner or operator to con-
tribute to the maintenance and widening of the road sys-
tem of the State an amount equivalent to the tax payable
in connection with the purchase of motor fuel by the owner
or operator of all motor vehicles operated within the State.
The number of gallons of gasoline to be so consumed by any
motor vehicle within the meaning of this Act, shall be
estimated and determined by the State Roads Commission.
The State Roads Commission in the determination of the
number of gallons so required shall consider all necessary
and reasonable factors determining such gallonage.

201. The State Roads Commission shall collect this tax,
establish tax stations for the purpose of collecting this
tax and is authorized to make such expenditures as it may
deem necessary to carry out this purpose. The State Roads
Commission may, in its sole discretion, select, employ, dis-
charge and replace all personnel required to carry out and
enforce the provisions of this Act.

202. The State Roads Commission is authorized to lo-
cate and announce, by publication and signs, stations where