Whenever it is determined by the Commissioner that filthy or unsanitary conditions exist or are permitted to exist in the operation of any place where any food or drink products are manufactured, stored, deposited, or sold for any purpose, the proprietor or owner of the place, or any person owning or operating any place where any food or drink products are manufactured, stored, deposited, or sold, shall first be notified and warned by the Commissioner to establish in a sanitary condition within a reasonable length of time such place. After the first notice and warning of a violation has been issued no notice and warning of the same violation occurring within 90 days after the first notice and warning has been given as provided under § 3.2-5133 shall be required; provided that notice and warning shall be required as to any violation occurring more than 90 days after notice and warning has been given as to a violation.