Sec. 0.4. A corporation or local health department that, before January 1, 2001, adopted sanitary standards for food handling or food establishments that are different from the state rules concerning sanitary standards for food handling or food establishments may continue to enforce those locally prescribed sanitary standards until the later of:
(1) the date that the state department adopts rules to modify or replace the state department's rules that were in effect on January 1, 2001, concerning sanitary standards for food handling or food establishments; or
(2) July 1, 2003.