Arizona Car Sales Tax Calculator
Determine exact Arizona motor vehicle sales tax, official DMV title and license fees (TTL), and dealer documentation fee caps under A.R.S. § 42-5061 (Transaction Privilege Tax).
Vehicle & Tax Parameters
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Worked Scenario: Buying a $30,000 Vehicle in Arizona
Here is how the numbers break down when purchasing a $30,000 car with a $5,000 trade-in allowance in Arizona:
| Line Item | Calculation Rule | Amount ($) |
|---|---|---|
| Vehicle Agreed Price | Base vehicle purchase price | $30,000.00 |
| Less Trade-In Allowance | Deducted from vehicle equity | -$5,000.00 |
| Taxable Purchase Amount | Price minus trade-in (Credit applies) | $25,000.00 |
| Arizona Sales Tax (5.60%) | $25,000.00 × 5.60% | $1,400.00 |
| Dealer Documentation Fee | No statutory cap; doc fees in Arizona average $499 to $... | $590.00 |
| DMV Title & Registration | Official state titling and plate fee | $450.00 |
| Total Out-the-Door Due | Net balance + tax + fees | $27,440.00 |
Arizona Motor Vehicle Tax Laws & Regulations
When purchasing a car in Arizona, understanding how your state assesses tax and regulates dealer fees ensures you never overpay at the dealership signing table. Primary legal authority is codified under A.R.S. § 42-5061 (Transaction Privilege Tax).
1. Sales Tax Assessment & Surtaxes
Under A.R.S. § 42-5061 (Transaction Privilege Tax), Arizona imposes a 5.60% state Transaction Privilege Tax (TPT). City and county taxes typically add 2.0% to 3.5%, resulting in combined rates around 8.10% to 9.10%.
2. Trade-In Tax Deduction Rules
Trade-in credit applies to licensed dealer sales under A.R.S. § 42-5061. Private-party vehicle transactions are 100% exempt from state sales tax.
3. Dealer Documentation Fees & Ceilings
No statutory cap; doc fees in Arizona average $499 to $650 and are subject to state and city Transaction Privilege Tax. Learn how this compares with other jurisdictions in our complete Dealer Doc Fees by State Directory.
Local DMV & County Fee Variations in Arizona
While state tax rates provide the baseline, local county surtaxes and DMV plate fees vary across Arizona jurisdictions:
| County / Metropolitan Area | Combined Vehicle Tax Rate | DMV Plate & Title Fee | Typical Dealer Doc Fee |
|---|---|---|---|
| Maricopa County (Phoenix) | 8.60% (5.6% state + 0.7% county + 2.3% city) | $8 base + VLT ($2.80/$100 value) | $499-$695 |
| Pima County (Tucson) | 8.70% (5.6% state + 0.5% county + 2.6% city) | $8 base + VLT ($2.80/$100 value) | $450-$595 |
| Pinal County | 7.20% (5.6% state + 1.6% county) | $8 base + VLT ($2.80/$100 value) | $450-$550 |
| Yavapai County (Prescott) | 6.35% (5.6% state + 0.75% county) | $8 base + VLT ($2.80/$100 value) | $395-$550 |
| Yuma County | 7.31% (5.6% state + 1.71% county) | $8 base + VLT ($2.80/$100 value) | $395-$525 |
| Coconino County (Flagstaff) | 9.00% (5.6% state + 1.3% county + 2.1% city) | $8 base + VLT ($2.80/$100 value) | $450-$595 |
Cross-Border & Private-Party Buying Rules
If you purchase a vehicle from an out-of-state dealership, you pay motor vehicle sales tax to Arizona when titling the car in your home jurisdiction. Read our transactional guide on buying a car out of state to avoid paying duplicate sales tax.
For private-party transactions between individual buyers and sellers, review our guide on private party vs. dealer vehicle sales tax to understand state valuation rules and required bill of sale documentation.
Need a National View?
Compare statutory rates across all 50 states or recalculate with custom dealer parameters: