In a unanimous ruling the court determined that the company has a presence in the state sufficient to be required to collect sales tax.
The unanimous ruling said financing schools by relying on local property taxes was fundamentally unequal.
The unanimous ruling upheld decisions by two lower courts.
In its unanimous ruling, the court said that overlapping consumer protection regulations are permissible so long as they do not conflict with each other.
First, the high court has recently handed down a series of unanimous rulings limiting patenting.
In a unanimous ruling, the commission said that Minnesota could not impose regulations on these services.
The unanimous ruling by the five judges on the supreme court bench brought the number of Japan's death row inmates to 58.
The unanimous ruling is likely to sharply limit drug testing of public employees in New York.
"This was a unanimous ruling, not a rogue decision."