The Commissioner of Internal Revenue is the head of the Internal Revenue Service (IRS), an agency within the United States Department of the Treasury. The office of Commissioner was created by Congress as part of the Revenue Act of 1862. Section 7803 of the Internal Revenue Code provides for the appointment of a Commissioner of Internal Revenue to administer and supervise the execution and application of the internal revenue laws. The Commissioner is appointed by the President of the United States, with the consent of the U.S. Senate, for a five-year term.
