In the early 1900s, the United States was witnessing rapid advancements in automobile technology. As the number of motor vehicles on the roads increased, so did the concerns regarding safety and accountability. In response to this emerging issue, New York became the first state to enact a law requiring automobile owners to display license plates, effectively initiating a nationwide trend in vehicle registration. This legislation mandated that all motor vehicles on public roads be registered and display a unique identification number, which had to be affixed to the vehicle's front and rear. The law was aimed at promoting safety on the roads, regulating the growing number of automobiles, and aiding law enforcement in identifying vehicles involved in accidents or crimes.

The license plates were required to meet specific design criteria; they had to be manufactured from metal and feature clear identification numbers, ensuring they were visible to law enforcement. In 1903, Massachusetts and Missouri followed suit, and soon thereafter, other states began to implement similar regulations. The move towards standardized vehicle identification was a significant step in the evolution of automotive laws and laid the groundwork for modern registration systems.

This initiative was not just about regulation but also reflected the changing dynamics of American society, where personal vehicle use was becoming more common. With the advent of the automobile, a new social landscape emerged, prompting discussions about traffic laws, driver etiquette, and vehicle regulation. The licensing of automobiles ultimately paved the way for future developments in automotive legislation and the eventual creation of sole licensing authorities nationwide.