Driving after drugs in France (2026)

Last reviewed: 9 October 2026

In short: Driving after drug use shown by a blood or saliva test is a criminal offence, with no numeric limit. Police can order screening tests without suspicion.

RuleWhat applies
Approach to cannabis (THC)Driving a car after drug useAny use is an offence [1]
THC thresholdDriving a car after drug useNo numeric limit: an offence if a blood or saliva test shows drug use [1]
Prescribed medicinesDriving a car after drug use⚠ Not yet verified
Police screening testDriving a car after drug useYes [2]
Main sanctionsDriving a car after drug useUp to 3 years in prison and a fine of EUR 9,000 (5 years and EUR 15,000 if also above the alcohol limit) [1]

Notes

  • The articles read contain no exemption for medicines and say nothing on prescribed drugs.

Sources

  1. Légifrance: Article L235-1 - Code de la route (consulted 9 October 2026) · all sources
  2. Légifrance: Chapitre 5 : Conduite après usage de substances ou plantes classées comme stupéfiants (Articles L235-1 à L235-5) (consulted 9 October 2026) · all sources

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General information, not legal advice. Rules change: check the official source before you fly or ride.