5 C.F.R. § 534.402
In this subpart-
Agency means an executive agency or military department, as defined by 5 U.S.C. 105 and 102 .
Authorized agency official means the head of an agency or an official who is authorized to act for the head of the agency in the matter concerned. The agency's Inspector General is the authorized agency official for senior executive positions in the Office of the Inspector General, consistent with the requirements in section 3(a) of the Inspector General Act of 1978.
Outstanding performance means performance that substantially exceeds the normally high performance expected of any senior executive, as evidenced by exceptional accomplishments or contributions to the agency's performance.
Performance expectations means the critical and other performance elements and performance requirements that constitute the senior executive performance plans (as defined in § 430.303 ) .
PRB means Performance Review Board, as described in § 430.310 .
Rate of basic pay means the rate of pay fixed by law or administrative action for the senior executive, within the established SES rate range or, in the case of a senior executive entitled to pay retention, the employee's retained rate of pay, excluding any applicable locality-based comparability payments under 5 U.S.C. 5304 , but before any deductions and exclusive of additional pay of any other kind.
Relative performance means the performance of a senior executive with respect to the performance of other senior executives, including their contribution to agency performance, where appropriate, as determined by the application of a certified performance appraisal system under 5 CFR part 430 , subpart D.
Senior executive means a member of the Senior Executive Service (SES) paid under 5 U.S.C. 5383 .
SES rate means a rate of basic pay within the SES rate range assigned to a member of the SES under § 534.403(a) .
SES rate range means the range of rates of basic pay established for the SES under 5 U.S.C. 5382 and § 534.403(a) .
5 C.F.R. §534.402