R 299.51021 Applicability of rules to persons who have received affirmative determinations of compliance with section 20107a of act under section 20129a of act.

Rule 1021. If, before March 11, 1999, a person received a determination from the department under section 20129a of the act that the person's proposed use of a facility satisfies the person's obligations under section 20107a of the act, then these rules shall not be applied retroactively to impose additional obligations upon the person or alter the department's determination with regard to the compliance analysis that was submitted. If the department's affirmative determination was conditioned on the implementation of response activity, then this rule shall apply to the owner or operator only if the response activity was implemented in a timely manner.