This letter concerns the Complaint of Retaliation that you filed with the Department of Energy (DOE) under 10 C.F.R. Part 708. On October 10, 2007, the Office of Hearings and Appeals (OHA) received your petition for Secretarial review of the August 30, 2007, jurisdictional appeal decision issued by the OHA Deputy Director. Under the Part 7 0 8 regulations, the Secretary will reverse or revise an appeal decision by the OHA only in extraordinary circumstances. 10 C.F.R. § 708.19.