Mississippi vape shops are racing to sell non FDA approved products before deadline 2FIRSTS U.S. vape firms appeal Mississippi synthetic nicotine ban, citing FDA authority preemption The GOAT The GOAT added a new photo in Columbus, MS. A new state law banning certain vape products is set to take effect on Sept. 1. Ban now in effect against non FDA approved vapes sold at Mississippi stores, shops Mississippi vape law leads to ingredient changes