4 Pa. Code § 610.17 – Amendment of eligible lists.

(a) Amendments permitted. The Office of Administration may amend an eligible list to correct a clerical error. Clerical errors include, but are not limited to, corrections to an eligible’s score, a change to an applicant’s veteran status or the addition or removal of an applicant’s name.
(b) Effect of amendment. An amendment to an eligible list may not disadvantage an employee who has started employment after being lawfully appointed or promoted to the relevant position based on a valid certification previously issued.