Finally, you must upload a signed and duly witnesses Statutory declaration form which you can download the statutory declaration from the link below:

commonwealth-statutory-declaration-form.docx

and you should include the following statement:

"make the following declaration under section 9 of the Statutory Declarations Act 1959: I request a change of agent from <insert previous agency name> to <insert new agency name> and this request is made of my own free will for the reasons outlined in my application for change of agent."