504 LAWS OF MARYLAND. [CH. 281

vehicles hereinbefore set forth in sub-sections (1A), (2A),
(3A) or (4A) shall also operate in interstate commerce,
they shall pay the road mileage tax for the use and main-
tenance of the roads as provided elsewhere.

Class B. Solid Tires. For each motor vehicle equipped
wholly or in part with solid tires propelled by other than
internal combustion engines and having a rated carrying
capacity of

not more than 2, 000 pounds.................. $20. 00

not more than 3, 000 pounds................... 30. 00

not more than 4, 000 pounds................... 40. 00

not more than 5, 000 pounds.................... 50. 00

not more than 6, 000 pounds................... 60. 00

not more than 7, 000 pounds.................... 70. 00

not more than 8, 000 pounds................... 80. 00

not more than 9, 000 pounds.................... 90. 00

not more than 10, 000 pounds.................. 110. 00

not more than 12, 000 pounds.................. 300. 00

not more than 14, 000 pounds..................... 500. 00

for each motor vehicle equipped in whole or in part with
solid tired propelled by internal combustion engines and
having a rated carrying capacity of

not more than 2, 000 pounds................ $10. 00

not more than 3, 000 pounds.................... 15. 00

not more than 4, 000 pounds.................... 20. 00

not more than 5, 000 pounds.................... 25. 00

not more than 6, 000 pounds.................... 30. 00-

not more than 7, 000 pounds................... 40. 00

not more than 8, 000 pounds.................... 50. 00

not more than 9, 000 pounds................... 62. 50

not more than 10, 000 pounds................... 75. 00

not more than 12, 000 pounds.................... 300. 00

not more than 14, 000 pounds.................... 500. 00

for each motor vehicle equipped with six wheels and wholly
or in part with solid tires propelled by other than internal
combustible engines and having a rated carrying capacity
of not more than 20, 000 pounds........................... $500. 00

and for each motor vehicle equipped with six wheels and
wholly or in part with solid tires propelled by internal com-
bustible engines, and having a rated carrying capacity of
not more than 20, 000 pounds.................................... $250. 00

Whenever the rated carrying capacity is in excess of
any of the above figures, the vehicle shall be rated at the
next higher rate.