Section 511.605 - Time limits(a)Employees.(1) An employee may submit an appeal of his or her official position at any time. If the employee has suffered a loss in grade or pay, is not entitled to retained grade or pay, and desires retroactive adjustments, the time limits in § 511.703 must be observed.(2) If the employee is appealing an agency decision or an Office classification certificate issued under 5 U.S.C. 5103 or 5110 , the employee shall promptly appeal if he or she disagrees with the classification certificate. Employees must meet the time limits provided in § 511.703 in order to preserve the right to retroactive adjustment.(b)Agency. An agency may appeal an Office classification certificate issued under authority of section 5103 or 5110 of title 5, United States Code, at any time. Heads of agencies should appeal prior to the implementation date of the certificate if they disagree with the classification rationale.(c)Reconsideration. An employee or agency may request reconsideration of an Office appellate decision. The request must be in writing, and filed not later than 45 calendar days after the decision is issued. This time limit may be waived under exceptional circumstances by either the Director or the Director's designee.46 FR 9913, Jan. 30, 1981, as amended at 71 FR 37489 , June 30, 2006