Posted: February 26, 2020 at 4:41 am TWG Source Ask Adam: Why Do Some Beers Not Have ABV on the Label? Isn’t This Illegal? Find out why so many beers have the percentage of alcohol by volume (ABV) on their labels – and why some don’t – in the latest Ask Adam. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.