Flavor Bans Inflate Black Markets A flavored vape ban took effect in Rhode Island on Wednesday. Here is what you need to know. Rhode Island Flavored Vape Ban States Bans On Flavored Vapes Have Pros And Cons, Study Finds Ri Ban On Flavored Vapes Rhode Island Flavored Vape Ban, E Cigarette Taxes Take Effect Commentary: R.I. banned almost all flavored vapes. Menthol vapes should be next.