With those rules that take effect Sunday comes a retail ban on smokeable hemp. So the state asked the public for comment on why it should keep smokeable hemp products on shelves. "There were just under 1,700 commenters, however, who strongly disagreed with (a retail hemp ban) being included in the rules," Finkel said. Because of the retail smokeable hemp ban that’s taking effect on Aug. 2, many shops across Texas will be affected, Finkel says. To read more about the Texas hemp rules, click here.