Arizona 2025 Regular Session

Arizona Senate Bill SB1078

Introduced
1/16/25  
Report Pass
1/29/25  
Report Pass
2/3/25  
Engrossed
2/20/25  
Report Pass
3/12/25  
Report Pass
3/17/25  
Enrolled
3/20/25  
Passed
3/25/25  
Chaptered
3/25/25  

Caption

Manufacturer plates; proof of contract

Summary

SB1078 amends Arizona’s law governing manufacturer unladen truck and passenger vehicle test plates. The bill keeps the existing registration exemption for manufacturer-owned unladen vehicles, but clarifies who may lawfully use a manufacturer test plate and under what conditions. In addition to the manufacturer and its full-time employees, the bill expressly allows a person contracted and designated by the manufacturer to operate the vehicle for business purposes to use the plate. The bill also specifies that this authorized use can extend to personal transportation when the vehicle is assigned on a full-time basis to a manufacturer, employee, or contracted person, so long as the required assignment record is kept or other evidence of the contract and designation is present inside the vehicle. It continues to prohibit use of these plates on leased or rented vehicles, vehicles carrying more than 300 pounds of cargo, work or service vehicles, sold vehicles, and laden cargo vehicles.

Impact

SB1078 amends A.R.S. § 28-4539, narrowing ambiguity in the manufacturer plate statute by recognizing contracted and designated drivers and by requiring proof of the contract or designation to be kept in the vehicle. The practical effect is to expand lawful use of manufacturer test plates beyond employees while also creating a documentation requirement intended to show that the driver is authorized. This affects automobile manufacturers, contractors, employees, and law enforcement or regulators who may verify plate use.

Sentiment

The bill appears to have been broadly supported and moved through both chambers with strong bipartisan votes. It passed the Senate Public Safety Committee unanimously, advanced through House Transportation & Infrastructure unanimously, and received overwhelming floor approval in both chambers, with only one dissenting vote in the Senate and one in the House. The voting pattern suggests the measure was viewed as a technical or clarifying change rather than a controversial policy shift.

Contention

The main point of potential contention is the expansion of permitted use of manufacturer plates to contracted and designated persons, including limited personal-use operation, which could raise concerns about misuse or enforcement. The bill addresses that concern by requiring a record of assignment or other evidence of the contract and designation to be present in the vehicle. Any opposition likely centered on whether this documentation is sufficient to prevent abuse of the registration exemption, but the near-unanimous votes indicate little sustained disagreement.

Companion Bills

No companion bills found.

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