License Plate Day
April 25, Friday

Historical Context
Until the early 20th century, cars in the United States did not have official identification numbers, which created difficulties in regulating traffic. On April 25, 1901, the Governor of New York, Benjamin Odell Jr., signed a law requiring vehicle owners to register their vehicles and display plates with the owner’s initials.
Development of License Plates
- 1901: New York became the first state to require vehicle registration and the installation of plates with the owner’s initials.
- 1903: Massachusetts was the first state to issue state license plates with unique numbers.
- 1928: Idaho introduced the first license plates with graphic elements — a potato, symbolizing the state.
Interesting Facts
- The oldest license plate: The first license plate issued in Massachusetts in 1903 still has an active registration.
- Personalized license plates: In 1931, Pennsylvania became the first state in the U.S. to issue personalized license plates.
- Graphic elements: Idaho was the first state to add an image of a potato to its license plates, reflecting the state’s symbol.
How It’s Celebrated
- Exhibitions and events: Automotive museums and clubs organize exhibitions dedicated to the history of license plates and the automobile industry.
- Collecting: Enthusiasts exchange and display rare and historic license plates.
- Educational programs: Lectures and seminars are held about the development and regulation of the transportation system.