Overview of Driving Under the Influence of Cannabis Laws by State
Driving under the influence of cannabis is illegal in all U.S. states, but the laws differ significantly. Most states have set legal limits for THC concentration in blood.
Is Driving on Medical Marijuana Legal in the US?
State-Specific Laws and Legal Limits
- Washington: The legal limit is 5 ng/mL of THC in blood.
- Oregon: The limit is 5 ng/mL of THC.
Penalties for Driving Under the Influence of Cannabis
Penalties vary by state, with fines, license suspension, and imprisonment as common consequences. Repeat offenders face harsher penalties.
What Happens if You Get a DUI for Weed?
Impaired Driving Detection and Enforcement
Laws vary in their approach to detecting impaired driving. Some states rely on field sobriety tests, while others use standardized field sobriety tests and chemical tests.
Impact on Traffic Safety
Impaired driving from cannabis use can lead to serious accidents. Many states have implemented education programs to raise awareness about the risks of driving under the influence of cannabis.