(2) After 60 days from the date of the notice, every person keeping a dog shall prevent the dog from running at large in any county or city where prohibited. A person who is the keeper of a dog commits a Class B violation if the dog runs at large where prohibited. [Amended by 1965 c.499 §1; 1977 c.802 §5; 1999 c.658 §5; 2011 c.597 §§248,317]