(a) Authorization

The Secretary is authorized to enter into an agreement in writing with any person relating to the liability of such person (or of the person or estate for whom he acts) in respect of any internal revenue tax for any taxable period.

(b) Finality

Terms Used In 26 USC 7121

  • employee: shall include a full-time life insurance salesman who is considered an employee for the purpose of chapter 21. See 26 USC 7701
  • Fraud: Intentional deception resulting in injury to another.
  • officer: includes any person authorized by law to perform the duties of the office. See 1 USC 1
  • person: shall be construed to mean and include an individual, a trust, estate, partnership, association, company or corporation. See 26 USC 7701
  • Secretary: means the Secretary of the Treasury or his delegate. See 26 USC 7701
  • United States: when used in a geographical sense includes only the States and the District of Columbia. See 26 USC 7701
  • writing: includes printing and typewriting and reproductions of visual symbols by photographing, multigraphing, mimeographing, manifolding, or otherwise. See 1 USC 1

If such agreement is approved by the Secretary (within such time as may be stated in such agreement, or later agreed to) such agreement shall be final and conclusive, and, except upon a showing of fraud or malfeasance, or misrepresentation of a material fact—

(1) the case shall not be reopened as to the matters agreed upon or the agreement modified by any officer, employee, or agent of the United States, and

(2) in any suit, action, or proceeding, such agreement, or any determination, assessment, collection, payment, abatement, refund, or credit made in accordance therewith, shall not be annulled, modified, set aside, or disregarded.