This required me to fill out AZ DOT form 960143 for a specialty plate. Domicile is the place where you have your permanent home.It is where you intend to return if you are living or working temporarily in another state or country. If you do NOT consider yourself domiciled in Arizona, present this form after completing Part 1 and Part 2 and signing at the bottom of Part 5 on the fifth page. You are a resident of Arizona if your domicile is in Arizona. Complete processing. • Fill out Arizona Form 285 (POA) and file to authorize an appointee to discuss tax matters about a tax return if applicable.