Legislation and Licensing
Countermeasure |
Effectiveness |
Cost |
Use |
Time |
Drug-Impaired-Driving Laws |
|
Unknown |
Medium† |
Short |
† Use for drug per se laws
Countermeasure |
Effectiveness |
Cost |
Use |
Time |
Drug-Impaired-Driving Laws |
|
Unknown |
Medium† |
Short |
† Use for drug per se laws