Independents are on the rise despite a sizable recent increase in registered Republicans in Maricopa County. However, Democrats saw a net loss in March, according to county data.

Arizona will be among the first to test Trump's executive order in a July election. But questions about voter ID could boot ...

Clean-burning cars were at the center of Arizona's infamous "alt-fuels fiasco" of the early 2000s, a nine-figure budget debacle sparked when Arizona legislators wildly miscalculated how popular an ...

Key parts of the federal code that permit alternative fuel cars to access the HOV lane are set to expire on Sept. 30, and ...

Police in California arrested an Arizona man on suspicion of renting a car and selling it to a woman for $23K in cash, warning he and another man were engaged in an "elaborate vehicle fraud scheme." ...

The Montana Motor Vehicle Division will pause processing on vehicle transactions including titling and registration, Thursday to Sunday in preparation for a new vehicle services system.

This is the final phase of MVD’s Credentialing and Registration System (CARS), a multi-phase, multi-year effort to improve customer service and efficiency for Montanans at MVD exam stations and ...

PHOENIX — Arizona authorities are investigating a fiery ... visibility was limited to slow down as it takes longer for a vehicle to come to a complete stop the faster it goes.