Application deadline date is September 1st of the current year. The application deadline for filing is September 1.You can download the application from the Assessor's Office for from this link, Form DOR 82104. The property owner must be 65 or older. This form is used to apply for the Senior Property Valuation Protection Option also referred to as the "senior freeze. " Form Number. 82104. It involves completing a form and submitting it to the county recorder's office. Senior Citizen Program. The "Senior Freeze" program, officially known as the Property Valuation Protection. If you're over age 65 in Arizona and are on a fixed income, you may be eligible to significantly reduce your property tax bill.