You can appeal a decision under section 51(1) by lodging a written notice with the Minister. You must do this within 20 working days of being told about the Chief Archivist's decision. The notice must include the decision you are appealing and the reasons why you are appealing. You need to give full details of the decision and your reasons for appealing. The administrative head of a controlling public office is the one who lodges the notice. They must follow the rules to start the appeal process. The notice is an important part of the appeal process and must be done correctly. You can find more information about the appeal process in section 51(1) by visiting the related link. The appeal process has rules that must be followed to ensure it is done fairly.