U. S. Office of Special Council
This Office investigates allegations of certain activities prohibited by civil service laws, rules, or regulations and litigates before the Merit Systems Protection Board.
U. S. Office of Special Counsel its basic authorities come form the Federal Hatch Act, Civil Service Reform Act, and Whistleblower Protection Act.
Office of Personnel Management the federal government's human resources agency.
OSC Contacts and Other Links some good points of contact.