Alcohol laws are regulations that govern the sale, consumption, and distribution of alcoholic beverages. These laws vary widely by country, state, and even local jurisdictions. They often include age restrictions, licensing requirements for sellers, and rules about where alcohol can be consumed, such as public places or private property. In many places, the legal drinking age is set at 21 years to reduce underage drinking. Additionally, some regions have specific laws regarding the hours when alcohol can be sold, as well as limits on the amount that can be purchased at one time. Understanding these laws is important for both consumers and businesses.