▁Jugend schutz ") ▁to ▁am end ▁the ▁constitution ▁to ▁legal ize ▁can nab is ▁was ▁introduced ▁ 2 0 0 4 . ▁▁ ▁A ▁refer endum ▁was ▁launched ▁in ▁ 2 0 0 8 . ▁Results ▁from ▁the ▁November ▁ 2 0 0 8 ▁refer endum ▁showed ▁ 3 6 . 7 % ▁of ▁those ▁voting ▁supported ▁legal izing ▁can nab is . ▁ ▁Dec riminal ization ▁Since ▁ 2 8 ▁September ▁ 2 0 1 2 , ▁the ▁possession ▁of ▁less ▁than ▁ 1 0 ▁gr ams ▁of ▁can nab is ▁is ▁no ▁longer ▁a ▁criminal ▁in fr ing ement , ▁but ▁is ▁still ▁pun ished ▁by ▁a ▁ 1 0 0 ▁Swiss ▁fran cs ▁flat ▁fine . ▁Professional ▁can nab is ▁trade , ▁as ▁well ▁as ▁the ▁possession ▁of ▁a ▁quantity ▁of ▁can nab is ▁that ▁can ▁affect ▁the ▁health ▁of ▁a ▁large ▁number ▁of ▁people ▁( 4   kg ▁of ▁hash ish , ▁according ▁to ▁the ▁Federal ▁Court ), ▁are ▁pun ished ▁by ▁one ▁to ▁three ▁years ▁of ▁imprison ment ▁that ▁can ▁be ▁augment ed ▁with ▁a ▁fine . ▁ ▁In ▁September ▁ 2 0 1 7 , ▁the ▁federal ▁court ▁ruled ▁that ▁the ▁flat ▁fine ▁for ▁the ▁sole ▁possession ▁of ▁small ▁amounts ▁has ▁been ▁wrong ly ▁inf lic ted ▁since ▁ 2 0 1 3 . ▁Only ▁the ▁consumption ▁of ▁can nab is ▁can ▁be ▁f ined . ▁As ▁a ▁consequence , ▁most ▁cant onal ▁police ▁depart ments ▁changed ▁their ▁policy ▁towards ▁stopping ▁the ▁pro sec ution ▁of ▁small