Within 10 days after receiving a decision under § 5-212 of this subtitle, a complainant may appeal the decision in writing to the Secretary. Within 30 days after an appeal is received: the Coordinator: shall review the complaint and the decision being appealed; may conduct any necessary investigation; and shall recommend to the Secretary or designee a finding of whether a violation of this subtitle has occurred; and the Secretary or designee shall: take the action described in subsection (c)(1) or (c)(2) of this section; and issue to the parties a written decision that includes notice of any remedial action taken. If the Secretary or designee determines that a violation has not occurred, the Secretary or designee shall dismiss the complaint. If the Secretary or designee determines that a violation has occurred, the Secretary or designee shall take appropriate remedial action. As remedial action for a violation of § 5-208 of this subtitle, the Secretary or designee may: order the removal of detrimental information from the complainant's State personnel records; require the head of the principal unit to: hire, promote, or reinstate the complainant or end the complainant's suspension from employment; award the complainant back pay up to the day of the violation; grant the complainant leave or seniority; take appropriate disciplinary action against any individual who caused the violation; or take any other remedial action that the Secretary or designee considers appropriate. The decision of the Secretary or designee is final.