"Cleanup costs" or "costs" means the costs of developing and implementing a response action plan, but does not include implementation costs incurred before the award of a grant unless the application for the grant was submitted within 180 days after the response action plan was approved by the commissioner of the Pollution Control Agency.
"Contaminant" means a hazardous substance or a pollutant or contaminant as those terms are defined in section 115B.02.
"Development authority" includes a statutory or home rule charter city, county, housing and redevelopment authority, economic development authority, and a port authority.
"Metropolitan area" means the seven-county metropolitan area, as defined in section 473.121, subdivision 2.
"Municipality" means the statutory or home rule charter city, town, or, in the case of unorganized territory, the county in which the site is located.
"Project costs" includes cleanup costs for the site and the cost of related site acquisition, demolition of existing improvements, and installation of public improvements necessary for the development authority to implement the response action plan.
"Response action plan" means a response action plan approved by the commissioner of the Pollution Control Agency, including a "development action response plan" that meets the requirements of section 469.174, subdivision 17; and a "voluntary response action plan" under section 115B.175, subdivision 3.