Lawsuit fails to block enforcement of Wisconsin's vape ban WPR China e cigarette titan behind 'Elf Bar' floods the US with illegal vapes Reuters Wisconsin to Ban Sale of Non FDA Approved Vapes Starting in Sep Flavored Vapes MOST Policy Initiative WisconsinNews: On Sept. 1 a new Wisconsin law went into effect placing a ban on all vape products not approved by the FDA, which limits the state's vape selection to 39 products.