In Davis V

Multiple Choice

In Davis v. Michigan Dept. of Treasury, Michigan exempted from state income taxes the retirement benefits paid to state employees. The state taxed all other retirement income, such as retired federal government employees' benefits. This law was found:

A) unconstitutional violation of the necessary and proper clause
B) unconstitutional violation of the commerce clause
C) constitutional because it involves interstate commerce
D) unconstitutional violation of the First Amendment rights of the state
E) constitutional because it involves all states