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Arizona Car Loan Laws

Arizona lets a dealer contract carry whatever rate it states, requires ads to mention a doc fee, and gives no warning period before repossession.

Updated By Lenditia Editorial Team 6-minute read No right to cure

In short

Arizona's motor vehicle time sales law treats interest up to the rate written in the contract as lawful, so dealer financing has no general ceiling. The caps in the same section apply to secondary motor vehicle finance transactions, the state's title loans. Dealers may set their own doc fee, but an ad must say one will be charged. The state transaction privilege tax is 5.6%, plus county and city rates, and a trade-in lowers the taxable amount. Arizona has no right to cure. The Department of Insurance and Financial Institutions (DIFI) licenses sales finance companies.

Right to cure
None in state law
Rate ceiling
None on dealer contracts
Doc fee limit
No cap; disclosed in ads
Vehicle sales tax
5.6% state + local
Map of the United States with Arizona highlighted

Arizona car-finance rules at a glance

Arizona No right to cure No general right to cure in state law Checked Oct 26, 2026
Right to cure
None; repossession may follow any default
Rate ceiling
No general cap on dealer contracts (rate stated in the contract)
A.R.S. §44-291; monthly caps of 10%–17% apply only to title loans. Banks and credit unions follow their own rules.
Doc fee limit
No cap; ads must say a document fee will be charged (2021)
After repossession
Notice before sale; you may redeem; deficiency allowed
Vehicle sales tax
5.6% state plus county and city; trade-in excluded
Regulator
Department of Insurance and Financial Institutions (DIFI)

What an Arizona dealer contract can charge

A car bought on dealer credit in Arizona is a motor vehicle time sale, governed by Chapter 2.1 of Title 44 of the Arizona Revised Statutes. Section 44-291 makes interest lawful up to the maximum rate stated in the contract. There is no table of ceilings by model year, as some states have, so the rate on your retail installment contract is the one you agree to.

Arizona charges set in A.R.S. §44-291
ChargeLimitApplies to
Interest on a dealer contractRate stated in the contractMotor vehicle time sales
Late charge5% of the unpaid installment, after 10 daysMotor vehicle time sales
Monthly finance rate17% down to 10% a month, by loan sizeSecondary motor vehicle finance (title loans)

Federal law requires the contract to show the finance charge and the APR, and those two figures are what you compare. With no state ceiling as a backstop, get a quote from a bank or credit union first and test the dealer's offer with the car payment calculator. Title loans have their own rules, covered on our sister site's Arizona lending laws page.

Fees and taxes on an Arizona car purchase

  • Doc fee. Arizona sets no cap on a dealer's document fee. Since 2021, a dealer that charges one must clearly and conspicuously say in its vehicle ads that a document fee will be charged (A.R.S. §44-1371).
  • Transaction privilege tax. The state rate on retail sales is 5%, plus a 0.6% addition that runs through June 30, 2041, for 5.6% in all. Counties and cities add their own rates.
  • Trade-in. The value of a vehicle you trade in is excluded from the taxable amount when the dealer deducts the allowance from the price before the sale is completed (A.R.S. §42-5001).
  • Add-ons. Service contracts and GAP waivers are optional, and financing them raises the balance you pay interest on.

What happens if you fall behind in Arizona

Arizona law gives car buyers no right to cure, meaning no required notice and set period to catch up before the lender acts. After a default, the lender can take the car without a court order. A missed payment also lets the holder add a late charge of up to 5% of the installment once it is more than 10 days overdue. The repossession rules come from Arizona's version of Article 9 of the Uniform Commercial Code, in Title 47.

  1. Repossession. The lender may take the car after default without going to court, as long as there is no breach of the peace (A.R.S. §47-9609).
  2. Notice before the sale. The lender must send you a notice before it sells the car (§47-9611 and §47-9614).
  3. Redemption. Until the sale, you can recover the car by paying the full balance and the lender's reasonable costs (§47-9623).
  4. The deficiency. If the sale brings less than you owe, you usually owe the rest (§47-9615).

Our guides to repossession and the balance left after a sale explain how to respond. If you are on active duty, federal law bars repossession without a court order when a payment was made before your service began.

Where to check a lender and complain

Under A.R.S. §44-282, a company that buys retail installment contracts from sellers, or that creates or holds more than $50,000 in motor vehicle installment contracts, needs a sales finance company license from DIFI. Title lenders hold the same license. Banks and credit unions are supervised separately. You can ask DIFI whether a company that holds your contract is licensed before you deal with it.

Department of Insurance and Financial Institutions

Licenses sales finance companies and title lenders. Its licensing division answers at 602-771-2800.

Arizona Attorney General

Takes consumer fraud complaints, including deceptive dealer advertising.

Consumer Financial Protection Bureau

Takes complaints about any auto lender or servicer, including banks and finance companies.

Questions people ask

Is there a maximum interest rate on a car loan in Arizona?

Not on a dealer contract. A.R.S. §44-291 treats interest up to the rate stated in the contract as lawful. Fixed monthly caps apply only to secondary motor vehicle finance transactions, Arizona's title loans.

Does Arizona limit dealer doc fees?

No. There is no cap, but a dealer that charges a document fee must say so clearly in its vehicle ads.

Does a trade-in lower my sales tax in Arizona?

Yes, when the dealer deducts the trade-in allowance from the price before the sale is completed. The state rate is 5.6%, plus local tax.

Do I get a warning before repossession in Arizona?

No. Arizona has no right-to-cure law. The lender must send notice before it sells the car. See what to do when you fall behind.

Sources

Facts on this page were checked against these sources on October 26, 2026. County and city tax rates vary.