DUID Zero Tolerance or Per se Laws for Some Drugs
- Zero tolerance for some drugs
Marijuana-Specific Laws
- Possession and Use: Illegal
- Impaired Driving: Zero tolerance for THC
State
Iowa
Issue
Drug Impaired Driving
Determinations
DUID Zero Tolerance or Per se Laws for Some Drugs
Zero tolerance for some drugs
Marijuana Possession and Use
Illegal
Marijuana Impaired Driving
Zero tolerance for THC