Driving after drugs in Germany (2026)
Last reviewed: 9 October 2026
In short: Driving with 3.5 ng/ml THC or more in blood serum is an administrative offence. The rule does not apply to a substance taken as prescribed for a specific illness.
| Rule | What applies |
|---|---|
| Approach to cannabis (THC)Driving a car after drug use | Numeric limit [1] |
| THC thresholdDriving a car after drug use | 3.5 ng/ml THC in blood serum [1] |
| Prescribed medicinesDriving a car after drug use | Exception for prescribed medicine [1] |
| Police screening testDriving a car after drug use | ⚠ Not yet verified |
| Main sanctionsDriving a car after drug use | Administrative fine of up to EUR 3,000 (up to EUR 5,000 when combined with alcohol) [1] |
Notes
- Applies to cannabis (THC), section 24a(1a). Other listed substances (such as cocaine and amphetamine) are an offence when detected in blood serum.
- No statutory provision for roadside drug screening was found in the source read.
Sources
- Bundesministerium der Justiz / juris (Gesetze im Internet): Straßenverkehrsgesetz (StVG) § 24a (consulted 9 October 2026) · all sources
Related pages
General information, not legal advice. Rules change: check the official source before you fly or ride.