; and (4) a review of the case by the agency head and a written final decision and the specific reasons therefor at the earliest practicable date. (c) An employee against whom an action is taken under this section is entitled to appeal to the merit systems Protection Board under section 7701 of this title. During such appeal, the Merit Systems Protection Board may not take any action to reinstate the employee to the position of employment from which such employee is suspended until the date of the final decision of such appeal. (d) Copies of the notice of proposed action, the answer of the employee if written, a summary thereof if made orally, the notice of decision and reasons therefor, and any order affecting the suspension, together with any supporting material, shall be maintained by the agency and shall be furnished to the Merit Systems Protection Board upon its request and to the employee affected upon the employee’s request. (e) In the case of critical necessity, the head of an agency may immediately replace any employee suspended under subsection (a) without regard to sections 3309 through 3318. . (b) Clerical amendment The table of sections for chapter 75 of title 5, United States Code, is amended by adding at the end the following: Subchapter VI—Immediate Suspension for Misconduct or Poor Performance 7551. Definitions. 7552. Immediate suspension for misconduct or poor performance. . 4. Limitation on appeal rights Notwithstanding any other provision of law, an employee (as that term is defined in section 2(g)(2)) or applicant for employment may not appeal an adverse personnel action to more than 1 agency. 5. Restriction of pay raises (a) In general Notwithstanding any other provision of law, an employee may not receive an increase in annual rate of pay if such employee— (1) did not receive at least a score of 4 or 5 out of 5 (or an equivalent rating with respect to a performance appraisal system that does provide for such a scoring system) on such employee’s latest performance review under the