Internal Revenue Service – Wikipedia

The Internal Revenue Service (IRS) is the revenue service of the United States federal government.The government agency is a bureau of the Department of the Treasury, and is under the immediate direction of the Commissioner of Internal Revenue, who is appointed to a five-year term by the President of the United States.The IRS is responsible for collecting taxes and administering the Internal …

https://en.m.wikipedia.org/wiki/Internal_Revenue_Service