Colorado Medical Marijuana: Legislature May Set Limits For Driving After Marijuana Use

Colorado could soon establish tough new measures to crack down on those who toke and drive.

Under a proposal expected to be introduced at the Capitol early next year, the state would create a threshold for the amount of THC -- the psychoactive component of marijuana -- drivers could have in their blood. Anyone who is stopped and tests above that limit would be considered to be driving while stoned.

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