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State legislatures are largely responsible for the vital transportation systems that are key to America's economic growth, mobility and quality of life. Transportation issues addressed by NCSL include access and mobility, airports and aviation, alternative fuels, bicycles, commercial vehicles, driver's licenses, drunk and impaired driving, freight mobility, funding and finance, gas taxes, highway infrastructure and management, hazardous materials ("hazmat") transportation, motor vehicles, ports, public transit, rail, REAL ID, registration and titling, traffic safety, transportation technologies, waterways and much more.

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Distracted Driving | Cellphone Use

Distracted driving is a significant public health and safety issue, particularly as the prevalence of new communication technologies increases the potential for driving distracted.
Transportation
Database

Variable Rate Gas Taxes

In many states, gas tax revenues are not keeping up with the transportation funding needs of the state. The weaknesses of a per-gallon gas tax are well understood—as vehicles become more efficient, they require less gasoline per mile. At the same time, younger generations are driving less than previous ones. States are also feeling a pinch from rising costs for transportation projects. The Congressional Budget Office reports that even as nominal spending on infrastructure has risen 44% since 200
Transportation
Table

Autonomous Vehicles Legislation Database

This database covers topics related to autonomous vehicles, including definitions, licensing and registration, operation requirements, inspections, testing and more. It includes all introduced legislation from 2017 to the present and is updated monthly as legislation is identified by NCSL staff.
Transportation
Database

Traffic Safety State Bill Tracking

NCSL works in cooperation with the National Highway Traffic Safety Administration to bring you up to date, real-time information about traffic safety bills that have been introduced in the 50 states and the District of Columbia.
Transportation
Database
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Table
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