Driving stoned? Expert group recommends new THC limit. As of: March 30, 2024, 7:24 p.m By: Andreas Schmid CommentsPressSplit A few days before the cannabis law comes into force, the Ministry of Transport announced a new limit.

The new limit is 3.5 nanograms of the active ingredient THC in hemp per milliliter of blood serum. Previously, the value was 1.0 nanogram. It will still take some time until it is applied.