The state of Montana has passed a law that requires all commercial trucks on the roads in the state to have a certain type of side mirrors on their cabs and trailers.The types of mirrors required are only sold in Montana,so trucks would have to order them from Montana and install them before driving in Montana or stop at the borders of Montana and have them installed.The Montana law:
A)is constitutional because the law applies to both in-state and out-of-state trucks.
B)is constitutional because it is related to safety in the state.
C)is unconstitutional because of the restrictions on where the mirrors can be purchased.
D)is unconstitutional because states cannot regulate out-of-state trucks.

Question

The state of Montana has passed a law that requires all commercial trucks on the roads in the state to have a certain type of side mirrors on their cabs and trailers.The types of mirrors required are only sold in Montana,so trucks would have to order them from Montana and install them before driving in Montana or stop at the borders of Montana and have them installed.The Montana law:
A)is constitutional because the law applies to both in-state and out-of-state trucks.
B)​is constitutional because it is related to safety in the state.
C)is unconstitutional because of the restrictions on where the mirrors can be purchased.
D)is unconstitutional because states cannot regulate out-of-state trucks.

Quizplus · Accepted Answer

The Montana law is unconstitutional because it imposes restrictions on where the required mirrors can be purchased, which violates the interstate commerce clause of the Constitution. This clause prohibits state laws that discriminate against or unduly burden interstate commerce. By requiring out-of-state trucks to purchase mirrors only in Montana, the state is placing a burden on interstate commerce.

The State of Montana Has Passed a Law That Requires