No Left Turn Road Sign Meaning
Official Meaning
Left turns are prohibited at this intersection.
The No Left Turn sign is a critical part of the US traffic control system, classified under the Regulatory category.
Shape
Square
Color
White
Required Driver Action
When you encounter the No Left Turn sign, you must immediately adjust your driving behavior according to the regulatory regulations. Failure to comply with this sign can result in traffic citations, points on your license, or dangerous road conditions.
Why the No Left Turn Sign Matters
Understanding the No Left Turn sign is essential for passing your DMV written test and for safe daily driving. This sign is standardized across the United States to ensure that drivers from any state can recognize and respond to it instantly.
Its specific square shape and white color are designed to be recognizable even in poor visibility conditions, such as heavy rain, fog, or at night. This visual consistency is a key safety feature of the Manual on Uniform Traffic Control Devices (MUTCD).
Common DMV Test Questions
QWhat should you do when you see a No Left Turn sign?
You must follow the specific instruction: left turns are prohibited at this intersection.
QWhat category does the No Left Turn sign belong to?
It is classified as a Regulatory sign.
Ready to Test?
Practice this sign and others in our interactive DMV simulator to ensure a 100% pass rate.
Start Practice Test
