German President Frank-Walter Steinmeier has signed the new law on fines for being under the influence of cannabis while driving, which was approved by the Bundesrat upper chamber at the beginning of July, the Presidential Office said upon request. The order for publication in the Federal Law Gazette was issued on Monday. For the psychoactive cannabis substance tetrahydrocannabinol (THC), a limit of 3.5 nanograms per millilitre of blood will be established – similar to the 0.5-milligram limit for alcohol. Strict rules apply for novice drivers and mixed consumption with alcohol. The new regulat…