Ariz. Rev. Stat. § 41-4062

A. A person that is subject to title 33, chapter 11 or a party to a rental agreement entered into pursuant to title 33, chapter 11 may petition the department for a hearing concerning violations of the Arizona mobile home parks residential landlord and tenant act by filing a petition with the department and paying a nonrefundable filing fee in an amount to be established by the director. All monies collected shall be deposited in the Arizona department of housing program fund established by section 41-3957 and are not refundable.

B. The petition shall be in writing on a form approved by the department, list the complaints, be signed by or on behalf of the persons filing and include their addresses, state that a hearing is desired and be filed with the department.

C. On receipt of the petition and the filing fee, the department shall mail to the named respondent by certified mail a copy of the petition along with notice that a response showing cause, if any, why the petition should be dismissed is required within twenty days after mailing of the petition.

D. After receiving the response, the director or the director's designee shall promptly review the petition for hearing and, if justified, refer the petition to the office of administrative hearings. The director may dismiss a petition for hearing if it appears to the director's satisfaction that the disputed issue or issues have been resolved by the parties.

E. Failure of the respondent to answer is deemed an admission of the allegations made in the petition, and the director shall issue a default decision.

F. Informal disposition may be made of any contested case.

G. Either party or the party's authorized agent may inspect any file of the department that pertains to the hearing if the authorization is filed in writing with the department.

H. At a hearing conducted pursuant to this section, a corporation may be represented by a corporate officer, employee or contractor of the corporation who is not a member of the state bar if:

1. The corporation has specifically authorized the officer, employee or contractor of the corporation to represent it.

2. The representation is not the officer's, employee's or contractor of the corporation's primary duty to the corporation but is secondary or incidental to the officer's, employee's or contractor of the corporation's, limited liability company's, limited liability partnership's, sole proprietor's or other lawfully formed and operating entity's duties relating to the management or operation of the corporation.

I. For the purposes of this section:

1. "Department" means the Arizona department of housing.

2. "Director" means the director of the department.