5 U.S. Code § 4509
5.U.S. Code § 4509 is about Prohibition of cash award to Executive Schedule officers. It is under Part 3 (Employees) Subpart C (Employee Performance) Subchapter 1 (Awards For Superior Accomplishments) Chapter 45 (Incentive Awards) of Title 5 (Government Organizations and Employees) of the Code.
No officer may receive a cash award under the provisions of this subchapter, if such officer—
(1)serves in—(A)an Executive Schedule position under subchapter II of chapter 53; or(B)a position for which the compensation is set in statute by reference to a section or level under subchapter II of chapter 53; and
(2)was appointed to such position by the President, by and with the advice and consent of the Senate.