In addition to raising money, the government imposes excise taxes to

discourage the use of specific products

Excise taxes are designed to discourage the use of products that might pose health risks. These taxes also help curb the consumption of products like gasoline. The gas tax is an excise tax that consumers of gasoline must pay when purchasing gas.

Possess private property.

That really sucks, but i don't know who your leader is, and i don't want to write that much