196.An owner who ceases to remove petroleum products from an aboveground tank for a period of 180 days or more but less than 2 years must
(1) drain all petroleum products from the tank, piping, loading and unloading equipment and leak and spill protection equipment;
(2) lock the fill and gauge pipe caps and covers and any other opening in an installation that contains a petroleum product, and lock the loading and unloading equipment and the main electrical control;
(3) condemn the stairs, walkways and other construction giving access to the roof of a tank; and
(4) permanently open the dike drainage valve if the dike contains only 1 tank.