In addition to U.S. Supreme Court rulings, such as the one cited above, state and federal courts have consistently ruled that an excise only taxes the exercise of a privileged activity or the purchase of a luxury (special) commodity: | In addition to U.S. Supreme Court rulings, such as the one cited above, state and federal courts have consistently ruled that an excise only taxes the exercise of a privileged activity or the purchase of a luxury (special) commodity: |