Ariz. Admin. Code § R17-5-811
For the purpose of A.R.S. §§ 28-4076(2) and 28-4084, a person depositing a $40,000 certificate of deposit with the state treasurer as alternate proof of financial responsibility may apply the certificate to a maximum of 25 non-commercial vehicles registered in the person’s name.
New Section made by final rulemaking at 13 A.A.R. 858, effective March 6, 2007 (Supp. 07-1).