The US city of San Francisco has approved a ban on e-cigarette sales and distribution. It will be illegal to sell e-cigarettes or to sell them online where the delivery address is in San Francisco. Combustible cigarettes are not included in the legislation and will remain available for purchase.

Sources: https://apnews.com/b4cd0c807dd8464f81f78bb8df863a6f

https://www.npr.org/sections/health-shots/2019/06/25/735714009/san-francisco-poised-to-ban-sales-of-e-cigarettes