<P> Blue laws in the United States vary by state . Blue laws are laws designed to enforce religious standards . Many states prohibit selling alcoholic beverages for on - and off - premises sales in one form or another on Sundays at some restricted time . Blue laws may also prohibit retail activity on days such as Sunday . </P>
in florida it is illegal to sell alcohol before 1 pm on any sunday . this is an example of
Blue laws in the United States