(a) In this section:
(1) “Scrap tire” has the meaning assigned by § 361.112.
(2) “Scrap tire site” includes any site at which more than 500 scrap tires are located.
(b) If the executive director after investigation finds that there exists a release or threat of release of a hazardous substance at a scrap tire site and immediate action is appropriate to protect human health and the environment, the commission may, with money available from money appropriated to the commission, undertake immediate remedial or removal action at the scrap tire site to achieve the necessary protection.

(c) The reasonable expenses of immediate remedial or removal action by the commission under this section are recoverable from the persons described in § 361.271, and the state may bring an action to recover the commission’s reasonable expenses.