The forms below may also be used. Acknowledgments. The online application can be filled out electronically and printed out.How to fill out the Authorization Letter for Notarization Request? Be an Arizona resident. Be at least 18 years of age. Use this form to apply or renew a Notary Public Commission. The applicant's name on this form must EXACTLY match the name on the notary bond. If you fill out this form, make sure you DO NOT SIGN UNTIL your witness or a notary public is present to watch you sign it. Obtain notarized proof of the property owner's permission for use of the private property. 4. Fill out the Business License Application.